Patent Assignment
Reel/Frame 005368/0692
Assignment of Assignors Interest.
Recorded: 1990-06-07
Pages: 51
Assignor
WESTINGHOUSE ELECTRIC CORPORATION, A CORP. OF PA.
Executed: 1989-12-29
Assignee
ABB POWER T&D COMPANY, INC., A DE CORP.
630 SENTRY PARK, BLUE BELL, PENNSYLVANIA, 19422
Covered Properties
(413)
Dielectric Fluids and Capacitors
Patent:
4,276,184 →
Application:
05/671,854 →
Title Not Available
Application:
05/681,292 →
Impulse Voltage Distribution Improving Partial-Turn Electrostatic Shie Lds for Disc Windings
Patent:
4,017,815 →
Application:
05/727,299 →
Bi-Switch Construction Having an Auxiliary Interrupting Device Associated Therewith
Patent:
4,220,837 →
Application:
05/757,421 →
Insulating Gas for Use in High-Voltage Electrical Apparatus
Patent:
4,190,733 →
Application:
05/808,571 →
Meta Isopropyl Biphenyl Insulated Electrical Apparatus
Patent:
4,266,264 →
Application:
05/809,589 →
Gas-Blast Circuit-Interrupter with Multiple Insulating Arc-Shield Construction
Patent:
4,289,942 →
Application:
05/820,176 →
Electrical Conductor Connection and Method of Making Same
Patent:
4,163,869 →
Application:
05/847,865 →
Current Transformer
Patent:
4,225,839 →
Application:
05/873,032 →
Current Transformer
Patent:
4,199,743 →
Application:
05/875,670 →
Series Capacitor Protection Equipment with Extended Range Dual Sparkover Feature
Patent:
4,187,524 →
Application:
05/876,819 →
Disconnect Switch and Drive Mechanism Therefor
Patent:
4,317,973 →
Application:
05/879,184 →
Circuit Interrupter
Patent:
4,251,701 →
Application:
05/880,268 →
High-Voltage Single-Shot Circuit-Protecting Device with Fuse-Like Characteristics and Having a Chemical Operating Mechanism
Patent:
4,275,431 →
Application:
05/881,954 →
Programmable Ac Electric Energy Meter Having Radiation Responsive External Data Interface
Patent:
4,298,839 →
Application:
05/891,997 →
Method of Making Pressed Magnetic Core Components
Patent:
4,158,582 →
Application:
05/896,526 →
Protective Relay Device
Patent:
4,246,623 →
Application:
05/940,801 →
Electrostatic Powder Coating Installation
Patent:
4,257,345 →
Application:
05/944,446 →
Circuit Breaker Operating Mechanism
Patent:
4,271,341 →
Application:
05/945,369 →
Double-Flow Puffer-Type Compressed-Gas Circuit-Interrupter
Patent:
4,276,456 →
Application:
05/953,503 →
Distribution Network Communication System Having Branch Connected Repeaters
Patent:
4,250,489 →
Application:
05/956,516 →
Method and Apparatus for Measuring Conductivity in Electrical Feedthrough
Patent:
4,237,415 →
Application:
05/959,687 →
Digital Electric Energy Measuring Circuit
Patent:
4,250,449 →
Application:
05/963,618 →
Gas-Insulated Circuit-Interrupter Having Improved Insulating Nozzle
Patent:
4,291,208 →
Application:
05/963,633 →
Circuit Interrupter Utilizing a Closing Resistance
Patent:
4,250,362 →
Application:
05/967,830 →
Capacitor with Ester Dielectric Fluid
Patent:
4,259,708 →
Application:
05/970,884 →
Electrical Energy Measuring Multimeter
Patent:
4,257,004 →
Application:
05/972,164 →
Electrical Apparatus Having Provisions for Inspecting the Interior Thereof
Patent:
4,234,006 →
Application:
06/002,631 →
High-Voltage Puffer-Type Compressed-Gas Circuit-Interrupter Assemblage
Patent:
4,293,747 →
Application:
06/007,052 →
Protective Relaying Apparatus
Patent:
4,297,740 →
Application:
06/009,012 →
Development of Grain-Oriented Iron Sheet for Electrical Apparatus
Patent:
4,265,683 →
Application:
06/010,112 →
Voltmeter Apparatus for Cascaded Transformers
Patent:
4,250,448 →
Application:
06/010,113 →
Capacitive Angular Displacement Transducer for Remote Meter Reading
Patent:
4,238,781 →
Application:
06/010,565 →
Magnetic Damping System Having Low Induction Magnet
Patent:
4,238,729 →
Application:
06/012,915 →
Distribution Transformer Having a Primary Disconnect Switch
Patent:
4,324,961 →
Application:
06/012,918 →
Protective Relay Apparatus
Patent:
4,234,901 →
Application:
06/018,706 →
Corrugated Outer Sheath Gas-Insulated Transmission Line
Patent:
4,288,652 →
Application:
06/021,391 →
Porous Encapsulating Composition for Electrical Apparatus
Patent:
4,243,623 →
Application:
06/024,341 →
Portable Programmer-Reader Unit for Programmable Time Registering Electric Energy Meters
Patent:
4,291,375 →
Application:
06/025,514 →
Programmable Time Registering Ac Electric Energy Meter Having Electronic Accumulators and Display
Patent:
4,283,772 →
Application:
06/025,647 →
Current Divider for a Current Sensing Transducer
Patent:
4,240,059 →
Application:
06/027,432 →
Transformer Using Catalytically Hydrogenated Bright Stock Fluid
Patent:
4,240,917 →
Application:
06/027,639 →
Superconducting Induction Apparatus
Patent:
4,470,090 →
Application:
06/036,950 →
Oriented Low-Alloy Iron with High Initial Sulfur Content
Patent:
4,251,295 →
Application:
06/038,359 →
Controlled Sulfur, Carbon, Manganese, and Oxygen Contents for Oriented -Low-Alloy Iron
Patent:
4,251,296 →
Application:
06/038,360 →
Oriented Low-Alloy Iron Containing Critical Amounts of Silicon and Chromium
Patent:
4,255,215 →
Application:
06/038,361 →
Watt and Var Transducer
Patent:
4,275,349 →
Application:
06/038,362 →
Low Dissipation Factor Coating Powder
Patent:
4,241,101 →
Application:
06/039,919 →
Method of Curing Phenolic Resin in an Electrical Apparatus Without Degrading Polyethyleneterephtalate Insulaton Also in the Electrical Apparatus
Patent:
4,221,750 →
Application:
06/043,406 →
Power Spark Gap for High Current Conduction
Patent:
4,277,719 →
Application:
06/059,403 →
Single Barrel Puffer Circuit Interrupter
Patent:
4,328,403 →
Application:
06/063,014 →
Method of Making an Electrical Inductive Apparatus
Patent:
4,283,842 →
Application:
06/063,876 →
Electrical Energy Meter
Patent:
4,255,707 →
Application:
06/064,603 →
Ac Electric Energy Meter Utilizing a Counter as an Integrator
Patent:
4,250,552 →
Application:
06/073,825 →
Vapor-Cooled Electrical Apparatus
Patent:
4,276,530 →
Application:
06/075,768 →
Protective Relay Apparatus
Patent:
4,321,681 →
Application:
06/077,801 →
A Coherent Phase Shift Keyed Demodulator for Power Line Communication Systems
Patent:
4,311,964 →
Application:
06/077,824 →
Three-Phase Time Overcurrent Detector
Patent:
4,305,108 →
Application:
06/077,877 →
Annunciator
Patent:
4,249,170 →
Application:
06/082,831 →
Protective Relay Apparatus
Patent:
4,275,429 →
Application:
06/084,218 →
Wheel Mounted Insulators for Gas Insulated Systems
Patent:
4,335,267 →
Application:
06/088,740 →
Multi-Section Capacitor Having Continuous Foil Strip Interconnections Between Sections and Method of Making the Same
Patent:
4,307,434 →
Application:
06/092,869 →
Apparatus for Measuring Dynamic Magnetostriction Using Accelerometers
Patent:
4,321,535 →
Application:
06/092,870 →
Loss Reduction in Oriented Iron-Base Alloys Containing Sulfur
Patent:
4,269,634 →
Application:
06/100,089 →
Circuit-Interrupter Having a High-Frequency Transverse Magnetic Field to Assist in Arc Interruption
Patent:
4,346,273 →
Application:
06/102,045 →
Clutch Mechanism for Time of Day Watt Demand Meter Registers
Patent:
4,307,341 →
Application:
06/102,499 →
Protected Electrical Inductive Apparatus
Patent:
4,318,150 →
Application:
06/104,222 →
Protected Electrical Inductive Apparatus
Patent:
4,275,372 →
Application:
06/104,645 →
Network Protector Relay
Patent:
4,293,886 →
Application:
06/104,647 →
Indicator Diagram Based Ac Electric Energy Meter
Patent:
4,282,576 →
Application:
06/119,686 →
Loss Characteristics in Amorphous Magnetic Alloys
Patent:
4,322,481 →
Application:
06/119,688 →
Electrical Conductor Connection and Method of Making Same
Patent:
4,359,599 →
Application:
06/121,074 →
Heat Exchanger for Cooling Electrical Power Apparatus
Patent:
4,266,602 →
Application:
06/122,937 →
Electrical Inductive Apparatus
Patent:
4,270,111 →
Application:
06/124,485 →
Fluid Circulating Pump
Patent:
4,320,431 →
Application:
06/124,687 →
Bus Bar Adaptor for Window Type Current Transformers
Patent:
4,270,110 →
Application:
06/127,618 →
Auxiliary Equipment Enclosure Unit for Watthour Meter Sockets
Patent:
4,368,943 →
Application:
06/128,221 →
Auxiliary Equipment Enclosure Unit for Watthour Meter Sockets
Patent:
4,314,738 →
Application:
06/128,222 →
Compact High Voltage Shunt Reactor
Patent:
4,298,853 →
Application:
06/134,429 →
Ultra Pure Tetrachloroethylene Dielectric Fluid
Patent:
4,312,794 →
Application:
06/136,650 →
High-Power Ac Voltage Stabilizer
Patent:
4,286,207 →
Application:
06/140,054 →
Capacitor Structures with Improved Electrical Stress Capability
Patent:
4,323,948 →
Application:
06/143,202 →
Method and Apparatus for Drying Paper-Wound Bushings
Patent:
4,304,051 →
Application:
06/144,322 →
Mutal Inductance Current Transducer for Ac Elctric Energy Meters
Patent:
4,368,424 →
Application:
06/149,356 →
Porous Encapsulating Composition for Electrical Apparatus
Patent:
4,356,237 →
Application:
06/149,357 →
Current Transformer
Patent:
4,307,365 →
Application:
06/149,871 →
Electrical Reactor with Foil Windings
Patent:
4,307,364 →
Application:
06/150,481 →
Exterbally Shielded Disk Windings for Transformers
Patent:
4,318,066 →
Application:
06/151,189 →
Circuit Arrangement for Controlling Transformer Current
Patent:
4,300,112 →
Application:
06/151,201 →
Digital Phase Sequence Detector
Patent:
4,337,435 →
Application:
06/158,105 →
Transformer Protective Switch
Patent:
4,389,554 →
Application:
06/163,131 →
Atomized Dielectric Fluid Composition with High Electrical Strength
Patent:
4,296,003 →
Application:
06/163,901 →
Ultrasonic Fluid-Atomizing Cooled Power Transformer
Patent:
4,350,838 →
Application:
06/163,902 →
Flexible Bushing Connector
Patent:
4,345,804 →
Application:
06/164,872 →
Clutch Mechanism for Time of Day Watthour Meter Registers
Patent:
4,364,009 →
Application:
06/167,952 →
Convertible Multirate Dial Register for Energy Consumption Meters
Patent:
4,365,194 →
Application:
06/167,953 →
Tractive Solenoid Device
Patent:
4,320,371 →
Application:
06/167,954 →
Interchangeable Chemically Operated Circuit Breaker
Patent:
4,348,565 →
Application:
06/171,700 →
Power Circuit Breaker with Opening and Closing Mechanisms
Patent:
4,358,648 →
Application:
06/171,931 →
Matrix Encoder for Resistive Sensor Arrays
Patent:
4,374,384 →
Application:
06/182,295 →
Light Distribution System for Optical Encoders
Patent:
4,342,908 →
Application:
06/182,300 →
Event-Logging System
Patent:
4,400,783 →
Application:
06/184,458 →
Temperature Compensated Battery Charging System with Testing for Battery Back-Up System
Patent:
4,316,133 →
Application:
06/184,498 →
Control Windings for Self-Saturating Electrical Reators
Patent:
4,319,183 →
Application:
06/186,367 →
Circuit Interrupter
Patent:
4,434,334 →
Application:
06/193,067 →
Single Sideband Receiver
Patent:
4,328,590 →
Application:
06/202,553 →
Phase-Locked Loop with Initialization Loop
Patent:
4,365,211 →
Application:
06/202,554 →
Circuit-Interrupters Having Shunting Capacitance Around the Separable Power Contacts with Capacitance Disconnecting Means Therefor
Patent:
4,383,150 →
Application:
06/204,138 →
Particle Trap with Dielectric Barrier for Use in Gas Insulated Transmission Lines
Patent:
4,335,268 →
Application:
06/206,753 →
Method of Assembling a Gas-Insulated Power Transmission Line with Outer Enclosure of Carbon and Aluminum
Patent:
4,372,043 →
Application:
06/206,919 →
Ceramic Greenware Support
Patent:
4,354,830 →
Application:
06/212,282 →
Material Handling Apparatus for Insulators
Patent:
4,348,176 →
Application:
06/212,283 →
Electrically Driven Meter Totalizing Device
Patent:
4,365,251 →
Application:
06/213,692 →
Non-Metallic Core Band
Patent:
4,345,232 →
Application:
06/216,213 →
Power Capacitor Structure and Method of Assembly
Patent:
4,344,105 →
Application:
06/216,215 →
Unidirectional Register Apparatus
Patent:
4,352,979 →
Application:
06/219,096 →
Gas Insulated Transmission Line with Adhesive Particle Trap Carrier
Patent:
4,327,243 →
Application:
06/222,115 →
High Accuracy Ac Electric Energy Metering System
Patent:
4,365,302 →
Application:
06/224,871 →
Modular "Y"-Type Enclosure Elements for Gas Insulated Substations
Patent:
4,379,957 →
Application:
06/224,872 →
Dielectric Gas-Vapor and Vapor-Vapor Mixtures
Patent:
4,320,035 →
Application:
06/231,520 →
Amorphous Metal Core Laminations
Patent:
4,364,020 →
Application:
06/232,274 →
Shielding Device for Electrical Inductive Structure
Patent:
4,370,512 →
Application:
06/237,016 →
Pulse Modulator Using Capacitor Charging and Discharging Circuits
Patent:
4,380,746 →
Application:
06/239,917 →
Disconnect Switch
Patent:
4,413,166 →
Application:
06/245,489 →
Ratio Ground Relays
Patent:
4,357,644 →
Application:
06/245,768 →
Ratio Ground Relay
Patent:
4,347,542 →
Application:
06/245,769 →
Protective Relay
Patent:
4,363,066 →
Application:
06/245,788 →
Receiver for a Distribution Network Power Line Carrier Communication System
Patent:
4,355,303 →
Application:
06/252,664 →
Three-Phase Power Distribution Network Communication System
Patent:
4,357,598 →
Application:
06/252,681 →
Distribution Network Communication System with Flexible Message Routes
Patent:
4,427,968 →
Application:
06/252,682 →
A Microprocessor-Based Load Management Terminal with Reset
Patent:
4,429,366 →
Application:
06/252,683 →
Weatherproof Terminal Cover
Patent:
4,415,044 →
Application:
06/252,684 →
Load Management Terminal
Patent:
4,402,059 →
Application:
06/252,685 →
Dual Mode Meter Reading Apparatus
Patent:
4,439,764 →
Application:
06/252,688 →
Remote Device for a Multi-Phase Power Distribution Network Communication System
Patent:
4,382,248 →
Application:
06/252,689 →
Optically Coupled Bidirectional Transceiver
Patent:
4,420,841 →
Application:
06/268,223 →
Electrical Equipment Protective Apparatus with Energy Balancing Among Parrallel Varistors
Patent:
4,347,539 →
Application:
06/270,176 →
Circuit Arrangement for Controlling Transformer Current
Patent:
4,403,205 →
Application:
06/271,465 →
Fixed Light Load Adjustment Assembly for Induction Meters
Patent:
4,424,485 →
Application:
06/272,243 →
Temperature Compensated Magnetic Damping Assembly for Induction Meters
Patent:
4,449,094 →
Application:
06/272,244 →
Induction Meter Having an Improved Electromagnetic Voltage Section
Patent:
4,424,484 →
Application:
06/272,245 →
Self-Aligned Light Load Adjustment Assembly for Induction Meters
Patent:
4,423,375 →
Application:
06/272,246 →
Transformer Tank Panel Neutral Connection with Reverse Current Shielding Conductors
Patent:
4,375,627 →
Application:
06/277,589 →
A Coherent Phase Shift Demodulator Keyed for Power Line Communication Systems
Patent:
4,379,284 →
Application:
06/284,261 →
Power Transformer
Patent:
4,460,885 →
Application:
06/287,844 →
Capacitor Apparatus with an Individual Discharge Damping Device for Each Capacitor Unit
Patent:
4,405,963 →
Application:
06/291,747 →
Electrical Energy Meter Having a Cover-Mounted Time-of-Day Multifunction Register
Patent:
4,491,789 →
Application:
06/292,978 →
Multi-Section Power Capacitor with All-Film Dielectric
Patent:
4,467,397 →
Application:
06/293,788 →
Secondary Recrystallized Oriented Low-Alloy Iron
Patent:
4,416,707 →
Application:
06/301,543 →
Method of Making a Cellulose-Free Transformer Coils
Patent:
4,403,404 →
Application:
06/308,314 →
Method of Making a Cellulose-Free Transformer Coils
Patent:
4,406,056 →
Application:
06/308,315 →
Transformer Oil Pump Bearing Material
Patent:
4,699,573 →
Application:
06/310,569 →
Transformer with Impedance Matching Means
Patent:
4,400,675 →
Application:
06/318,508 →
Protective Relaying Methods and Apparatus
Patent:
4,398,232 →
Application:
06/321,158 →
Capacitor Unit with a Discharge Resistor Switch
Patent:
4,371,829 →
Application:
06/321,159 →
Condenser-Type Electrical Bushing with Central Electrode Aligdnindg Wedging Blocks
Patent:
4,392,015 →
Application:
06/327,648 →
Electronic Display Apparatus Using Time Multiplexed Data and Control Signals
Patent:
4,511,894 →
Application:
06/331,726 →
Electronic Display Apparatus Using Time Multiplexed Data and Control Signals
Patent:
4,462,026 →
Application:
06/331,931 →
Illumination Flicker Meter
Patent:
4,464,049 →
Application:
06/337,789 →
Protective Relay Apparatus
Patent:
4,408,246 →
Application:
06/339,031 →
Circuit Interrupter Operating Mechanism Having a Chemical Operator with Stationary Combustion Chambers
Patent:
4,451,717 →
Application:
06/339,604 →
Circuit Interrupter Operating Mechanism Having a Chemical Operator with a Stationary Piston
Patent:
4,438,306 →
Application:
06/339,605 →
Puffer-Type Compressed-Gas Circuit-Interrupter
Patent:
4,426,561 →
Application:
06/340,594 →
Resistance Thermal Unit for Thermal Electric Energy Demand Meter
Patent:
4,431,951 →
Application:
06/342,527 →
Modular Power System Reactor
Patent:
4,477,792 →
Application:
06/344,258 →
Method of Using Ceramic Greenware Support
Patent:
4,424,022 →
Application:
06/348,898 →
Gas-Insulated Transmission Line Having Improved Outer Enclosure
Patent:
4,403,101 →
Application:
06/349,510 →
Gas-Insulated Transmission Line Having Improved Outer Enclosure
Patent:
4,415,763 →
Application:
06/349,568 →
Gas-Insulated Transmission Line Having Improved Outer Enclosure
Patent:
4,403,103 →
Application:
06/349,569 →
Oil-Insulated Switch
Patent:
4,427,860 →
Application:
06/350,526 →
Meter Encoding Register Having Improved Zeroing Mechanism
Patent:
4,500,779 →
Application:
06/353,139 →
Power-Line Baseband Communication System
Patent:
4,471,399 →
Application:
06/357,239 →
Electric Energy Meter Having a Mutual Inductance Current Transducer
Patent:
4,491,790 →
Application:
06/358,770 →
Electric Energy Meter Having a Mutual Inductance Current Transducer
Patent:
4,413,230 →
Application:
06/360,738 →
Electric Utility Communication System with Field Installation Terminal and Load Management Terminal with Remotely Assignable Unique Address
Patent:
4,467,314 →
Application:
06/363,218 →
Circuit Interrupter Closing Resistance Mechanism
Patent:
4,443,674 →
Application:
06/364,038 →
A Method of Curing a Non-Metallic Band
Patent:
4,381,209 →
Application:
06/365,437 →
Gas-Insulated Epoxy Bushing Having an Internal Throat Shield and an Embedded Shield
Patent:
4,458,101 →
Application:
06/366,626 →
Gas-Insulated Bushing Having Minimized Throat Diameter
Patent:
4,403,104 →
Application:
06/368,557 →
Regenerator for an Intrabundle Power-Line Communication System
Patent:
4,475,209 →
Application:
06/371,090 →
Gas-Insulated Bushing Having Finger Contact Expansion Joint
Patent:
4,403,105 →
Application:
06/373,751 →
Phase-Locked Loop Having Improved Locking Capabilities
Patent:
4,484,152 →
Application:
06/379,810 →
Circuit Breaker with Unitary Actuating Shaft
Patent:
4,412,116 →
Application:
06/382,251 →
Electrical Protection Equipment with Digital Integration Apparatus for Firing Pulse Initiation
Patent:
4,482,930 →
Application:
06/387,715 →
Apparatus for Continually Upgrading Transformer Dielectric Liquid
Patent:
4,437,082 →
Application:
06/397,288 →
Signal Quality Monitor for Protective Relay System
Patent:
4,524,446 →
Application:
06/397,753 →
Multi-Section Power Capacitor with Internal Fusing Arrangement
Patent:
4,442,473 →
Application:
06/397,754 →
Protective Relay System
Patent:
4,464,697 →
Application:
06/397,758 →
Frequency Modulation or Pulse Modulation Demodulator
Patent:
4,510,453 →
Application:
06/397,944 →
Non-Contaminating Transformer Oil Pump, Static Arrester, and Control Circuit
Patent:
4,434,448 →
Application:
06/399,507 →
Ultra-High Speed Protective Relay Apparatus and Method for Providing Single Pole Switching
Patent:
4,438,475 →
Application:
06/404,170 →
Electric Utility Automated Distribution Apparatus with Improved Data Display
Patent:
4,513,382 →
Application:
06/408,957 →
Programmable Time Registering Ac Electric Energy Meter Having Randomized Load Control
Patent:
4,511,979 →
Application:
06/411,220 →
Stabilization of Perchloroethylene Dielectric Fluids
Patent:
4,424,147 →
Application:
06/413,592 →
Switch Mechanism for Transformer
Patent:
4,446,343 →
Application:
06/417,964 →
Rectifier Transformer
Patent:
4,493,016 →
Application:
06/433,322 →
Insulated Conductor Having Adhesive Overcoat
Patent:
4,447,797 →
Application:
06/434,100 →
Watthour Meter with Tamper Resistant Seal
Patent:
4,477,861 →
Application:
06/434,199 →
Productive Relay Apparatus for Protection from Sub-Synchronous Current Oscillations in a Power System
Patent:
4,470,091 →
Application:
06/435,441 →
Apparatus and Process for Laser Treating Sheet Material
Patent:
4,500,771 →
Application:
06/435,443 →
Laser Scribing Apparatus and Process for Using
Patent:
4,535,218 →
Application:
06/435,444 →
Loss Ferromagnetic Materials and Methods of Improvement
Patent:
4,645,547 →
Application:
06/435,822 →
Spacer Block Pattern for Electrical Inductive Apparatus
Patent:
4,477,791 →
Application:
06/437,374 →
Voltage Stable Nonlinear Resistor Containing Minor Amounts of Aluminum and Boron
Patent:
4,452,729 →
Application:
06/439,016 →
Non-Binding Conductor Load Bearing Roller for a Gas-Insulated Transmission Line Having a Corrugated Outer Conductor
Patent:
4,444,995 →
Application:
06/439,248 →
Cable Operated Tap Changer for a Three-Phase Transformer
Patent:
4,504,811 →
Application:
06/441,134 →
Filamentary Tensioned Insulating Support for a High Voltage Conductor and Method of Making Same
Patent:
4,465,896 →
Application:
06/445,595 →
High Current Contact
Patent:
4,501,466 →
Application:
06/447,058 →
Surge Arrester Equipped for Monitoring Functions and Method of Use
Patent:
4,577,148 →
Application:
06/450,584 →
Replaceable Intermediate Socket and Plug Connector for a Solid-State Data Transfer System
Patent:
4,523,296 →
Application:
06/455,435 →
Electric Cutout
Patent:
4,480,245 →
Application:
06/461,794 →
Secondary Circuit Breaker for Distribution Transformer
Patent:
4,489,299 →
Application:
06/461,795 →
Coherent Phase Shift Keyed Demodulator with Improved Sampling Apparatus and Method
Patent:
4,514,697 →
Application:
06/465,231 →
Coherent Phase Shift Keyed Demodulator for Power Line Communication Systems
Patent:
4,516,079 →
Application:
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Watt-Hour Meter with Fiber Optics Tamper Detector
Patent:
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Application:
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Voltage Stable Nonlinear Resistor Containing Minor Amounts of Aluminum, Boron and Selected Alkali Metal Additives
Patent:
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Application:
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Voltage Stable Nonlinear Resistor Containing Minor Amounts of Aluminum and Selected Alkali Metal Additives
Patent:
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Application:
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Relay for Pilot Protection of Electrical Power Lines
Patent:
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Application:
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Meter Encoding Register with Tapered Aperture in Baffle Insert
Patent:
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Application:
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Operating Mechanism for a Control Device
Patent:
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Application:
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Transformer Cooling Structure
Patent:
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Application:
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Puffer-Type Compressed Gas Circuit Interrupter
Patent:
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Application:
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Ac Electric Energy Meter Having Shielded Radiation Responsive Data Interface
Patent:
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Application:
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Transformer with Ferromagnetic Circuits of Unequal Saturation Inductions
Patent:
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Application:
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Electrically Operated Switch Having an Improved Linkage Means
Patent:
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Application:
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Protective Relay Apparatus and Method for Providing Single-Pole Tripping
Patent:
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Application:
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Coil Winding Apparatus
Patent:
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Application:
06/496,873 →
Vapor Cooled Electrical Inductive Apparatus
Patent:
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Application:
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Method and Apparatus for Providing Offset Compensation
Patent:
4,577,279 →
Application:
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Electronic Circuitry with Self-Calibrating Feedback for Use with an Optical Current Sensor
Patent:
4,540,937 →
Application:
06/502,026 →
Circuit Breaker with Arc Shield
Patent:
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Application:
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Method and Apparatus for Selective Cancellation of Subsynchronous Resonance
Patent:
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Application:
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Core Form Transformer for Selective Cancellation of Subsynchronous Resonance
Patent:
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Application:
06/502,379 →
Directional Comparison Blocking Protective Relay System
Patent:
4,484,245 →
Application:
06/505,163 →
High-Voltage Circuit Breaker with Improved Puffer Means
Patent:
4,486,635 →
Application:
06/510,492 →
Nonlinear Noise Reduction Apparatus with Memory
Patent:
4,528,678 →
Application:
06/510,784 →
Method of Making a Cellulose-Free Electrical Winding
Patent:
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Application:
06/524,227 →
Combination Transformer with Common Core Portions
Patent:
4,488,136 →
Application:
06/526,205 →
Strip Core Winder for Core-Coil Assembly
Patent:
4,529,138 →
Application:
06/527,601 →
Protective Relay Apparatus and Method for Providing Single-Pole Tripping
Patent:
4,536,815 →
Application:
06/527,602 →
Protective Relay Apparatus for Detecting High-Impedance Ground Faults
Patent:
4,600,961 →
Application:
06/528,354 →
Advance and Retard Phase-Shift Transformer
Patent:
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Application:
06/538,391 →
Insulating Structure for Magnetic Coils
Patent:
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Application:
06/540,100 →
Current Transformer
Patent:
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Application:
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Removing Residual Pcb S from Transformers
Patent:
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Application:
06/551,753 →
Method of Making a Multi-Section Power Capacitor with All-Film Dielectric
Patent:
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Application:
06/568,988 →
Method of Making a Void-Free Non-Cellulose Electrical Winding
Patent:
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Application:
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Power Line Communication Receiver with Dual Threshold Signal Interrogation Capability
Patent:
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Application:
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Reducing Charging Tendencies in Flowing Non-Aqueous Liquids
Patent:
4,568,467 →
Application:
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Meter Register with Incremental Indicia Wheel Movement
Patent:
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Application:
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Ganged Circuit Breaker Arrangement
Patent:
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Application:
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Liquid Level Indicator for a Tilted Container
Patent:
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Application:
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Apparatus and Method for Sampling Multiple Carrier Signals
Patent:
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Application:
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Three Terminal Current Differential Protective Relay
Patent:
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Application:
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Programming System for Programmable Time Registering Electric Energy Meters
Patent:
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Application:
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Metering System for Measuring Parameters of High Ac Electric Energy Flowing in an Electric Conductor
Patent:
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Application:
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Pulse Width Modulator for Electronic Watthour Metering
Patent:
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Application:
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Electronic Circuit for Measuring Ac Electrical Energy
Patent:
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Application:
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Reinforced Tank Wall Structure for Transformers
Patent:
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Application:
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Method and Apparatus for Monitoring Transformers
Patent:
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Application:
06/595,074 →
Particle Trap for Compressed Gas Insulated Transmission Systems
Patent:
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Application:
06/604,352 →
Method of Making a Electrical Transformer
Patent:
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Application:
06/604,668 →
Electrical Switch
Patent:
4,554,420 →
Application:
06/606,072 →
Low Core Loss Rotating Flux Transformer
Patent:
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Application:
06/607,852 →
Pneumatic Operating Mechanism for a Circuit Breaker
Patent:
4,531,031 →
Application:
06/609,379 →
Protective Relay Circuit for Detecing Arcing Faults on Low-Voltage Spot Networks
Patent:
4,639,817 →
Application:
06/610,539 →
Apparatus for Detecting Arcing Faults on Low-Voltage Spot Networks
Patent:
4,607,309 →
Application:
06/610,540 →
Resins Containing a Low Viscosity Organopolysiloxane Liquid Dielectric and a Method of Insulating a Conductor Therewith
Patent:
4,537,803 →
Application:
06/613,672 →
Transceiver with Auto Frequency Sense
Patent:
4,649,569 →
Application:
06/615,867 →
Padmounted Transformer
Patent:
4,556,758 →
Application:
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Method of Constructing a Padmounted Distribution Transformer
Patent:
4,559,699 →
Application:
06/618,844 →
Padmounted Transformer Enclosure
Patent:
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Application:
06/618,845 →
Gas Insulated Transmission Line Including Provisions for Minimizing Particle Generation
Patent:
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Application:
06/620,407 →
Toroidal Sensor Coil and Method
Patent:
4,621,231 →
Application:
06/622,291 →
Segmented Toroidal Air-Core Transformer
Patent:
4,581,598 →
Application:
06/622,292 →
Ground-Fault Protective Relay
Patent:
4,566,053 →
Application:
06/629,532 →
Auxiliary Equipment Mounting Ring for Electric Meter
Patent:
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Application:
06/630,034 →
Electrical Bushing Having a Convertible Central Conductor
Patent:
4,594,475 →
Application:
06/637,373 →
Electrostatic Powder Coating Apparatus
Patent:
4,568,368 →
Application:
06/638,332 →
Temperature Stabilized Faraday Rotator Current Sensor by Thermal Mechanical Means
Patent:
4,612,500 →
Application:
06/647,201 →
Current Limiter for Power Line Communication Amplifier
Patent:
4,645,956 →
Application:
06/649,461 →
Time-Of-Use-Meter with a Calendar of Cyclic Events
Patent:
4,852,030 →
Application:
06/653,630 →
Transformer Hot-Spot Temperature Monitor
Patent:
4,623,265 →
Application:
06/654,624 →
Time-Of-Use Watt-Hour Meter with Demand Profile Capability
Patent:
4,654,588 →
Application:
06/657,921 →
Coil Winding Methods and Apparatus
Patent:
4,564,998 →
Application:
06/662,653 →
System for Detecting a Program Execution Fault
Patent:
4,635,258 →
Application:
06/663,242 →
Receiver Apparatus for Three-Phase Power Line Carrier Communications
Patent:
4,668,934 →
Application:
06/663,251 →
Wireless Power Line Communication Apparatus
Patent:
4,644,321 →
Application:
06/663,252 →
Clamping Device for Rectangular Workpiece
Patent:
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Application:
06/670,419 →
Electric Meter with Improved Sensing Head Assembly
Patent:
4,713,610 →
Application:
06/676,763 →
Portable Remote Meter Reading Apparatus
Patent:
4,652,855 →
Application:
06/678,190 →
Power Line Communications Terminal and Interface Circuit Associated Therewith
Patent:
4,636,771 →
Application:
06/680,211 →
Signal Quality Monitor for Protective Relay System
Patent:
4,591,940 →
Application:
06/682,403 →
Electrical Inductive Apparatus
Patent:
4,599,594 →
Application:
06/699,372 →
Uv Curable High Tensile Strength Resin Composition
Patent:
4,618,632 →
Application:
06/699,373 →
Magnetic Core and Methods of Consilidating Same
Patent:
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Application:
06/699,378 →
Sudden Pressure Relay Supervisory Apparatus
Patent:
4,903,160 →
Application:
06/704,993 →
Protective Relaying Apparatus for Providing Fault-Resistance Correction
Patent:
4,841,405 →
Application:
06/709,235 →
Reclosing Relay Apparatus
Patent:
4,604,674 →
Application:
06/712,315 →
Methods of Consolidating a Magnetic Core
Patent:
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Application:
06/716,264 →
Method of Constructing an Electrical Transformer
Patent:
4,592,133 →
Application:
06/717,196 →
Insulating Spacer Design for a Modular Gas-Insulated Transmission Line
Patent:
4,556,755 →
Application:
06/722,568 →
Modularly Constructed Gas-Insulated Transmission Line, and Method of Assembling Same
Patent:
4,550,219 →
Application:
06/722,569 →
Supervisory Circuit for a Programmed Processing Unit
Patent:
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Application:
06/725,050 →
Analog Signal Processing Circuit
Patent:
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Application:
06/725,179 →
Programmed Overcurrent Protection Control Apparatus and Method of Operating the Same
Patent:
4,722,059 →
Application:
06/725,195 →
Programmed Overexcitation Protective Relay and Method of Operating the Same
Patent:
4,694,374 →
Application:
06/727,697 →
Dielectric Fluid, Capacitor, and Transformer
Patent:
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Application:
06/729,371 →
Electrical Surge Arrester and Disconnector
Patent:
4,663,692 →
Application:
06/749,337 →
Circuit Interrupter Having a Chemical Operator with Double-Acting Drive Means
Patent:
4,686,337 →
Application:
06/761,452 →
Switch Bypass Circuit for Power Line Communication Systems
Patent:
4,686,382 →
Application:
06/765,470 →
Bus Differential Relay
Patent:
4,623,949 →
Application:
06/773,473 →
Production of Ferroboron by the Silicon Reduction of Boric Acid
Patent:
4,602,950 →
Application:
06/775,074 →
Production of Iron-Boron-Silicon Composition for an Amorphous Alloy Without Using Ferroboron
Patent:
4,602,951 →
Application:
06/775,075 →
Production of an Iron-Boron-Silicon-Carbon Composition Utilizing Carbon Reduction
Patent:
4,602,948 →
Application:
06/775,205 →
Electronic Circuit for Measuring Electrical Energy
Patent:
4,663,587 →
Application:
06/782,772 →
Method of Stress-Relief Annealing a Magnetic Core Containing Amorphous Material
Patent:
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Application:
06/787,272 →
Power Spark Gap Assembly for High Current Conduction with Improved Sparkover Level Control
Patent:
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Application:
06/790,696 →
Rotating Flux Transformer
Patent:
4,638,177 →
Application:
06/798,259 →
Electrical Distribution Apparatus Having Draw-Out Surge Arrester
Patent:
4,679,113 →
Application:
06/799,040 →
Electronic Reverse Power Relay
Patent:
4,698,718 →
Application:
06/802,131 →
Transformer Differential Relay with Speed-Up Apparatus
Patent:
4,704,653 →
Application:
06/807,136 →
Oscillating Flux Transformer
Patent:
4,652,771 →
Application:
06/807,146 →
Rotating Flux Transformer
Patent:
4,639,610 →
Application:
06/807,147 →
Direct Transfer Trip Apparatus for Use with an Active Pilot Wire Communications Channel
Patent:
4,675,774 →
Application:
06/808,768 →
Active Pilot Wire Apparatus for Electromechanical Current Differential Relays
Patent:
4,675,775 →
Application:
06/808,769 →
Angulated Fm Antenna
Patent:
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Application:
06/820,357 →
Current Fed Regulated Voltage Supply
Patent:
4,698,740 →
Application:
06/829,742 →
Directional Comparison Blocking System
Patent:
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Application:
06/849,245 →
Method of Constructing a Magnetic Core
Patent:
4,705,578 →
Application:
06/852,876 →
Power Line Communication Interference Preventing Circuit
Patent:
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Application:
06/875,154 →
Heat Exchangers and Electrical Apparatus Having Heat Exchangers
Patent:
4,745,966 →
Application:
06/888,656 →
Method of Making a Magnetic Core
Patent:
4,709,471 →
Application:
06/896,781 →
Method of Making Fixture for the Window of a Magnetic Core
Patent:
4,723,349 →
Application:
06/896,782 →
A Consolidated Magnetic Core Containing Amorphous Metal
Patent:
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Application:
06/909,651 →
Epoxy Coating Compositions Containing a Dual Mixture of a Boron Trihalide Complex and an Irradiated Charge Transfer Complex as Curing Agent
Patent:
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Application:
06/926,304 →
Gas Insulated Transmission Line with Shielded Electrical Joint Assembly
Patent:
4,721,829 →
Application:
06/938,910 →
Protective Relay System for Performing Selective-Pole Trip Determination
Patent:
4,725,914 →
Application:
06/942,334 →
High Voltage Bushing
Patent:
4,760,216 →
Application:
07/007,704 →
Magnetic Tamper Detector
Patent:
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Application:
07/011,364 →
Gas Insulated Transmission Line with Simplified Insulator Assembly and Method of Assembling Same
Patent:
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Application:
07/020,043 →
Optical Interface for a Magneto-Optical Current Transducer
Patent:
4,745,357 →
Application:
07/030,004 →
Apparatus for Transmitting and Receiving a Power Line
Patent:
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Application:
07/035,255 →
Apparatus for Controlling a Switching Amplifier
Patent:
4,841,281 →
Application:
07/064,148 →
Electrical Distribution Apparatus Having Fused Draw-Out Surge Arrester
Patent:
4,743,996 →
Application:
07/075,188 →
Method Insulating Ferromagnetic Amorphous Metal Continuous Strip
Patent:
4,759,949 →
Application:
07/076,974 →
Preparation of Amorphous Metal Core for Use in Transformer
Patent:
4,892,773 →
Application:
07/079,854 →
Method of Making a Repairable Transformer Having Amorphous Metal Core
Patent:
4,893,400 →
Application:
07/087,929 →
Fiber Optic Receiver
Patent:
4,817,208 →
Application:
07/094,185 →
Apparatus and Method for Secure Digital Communication
Patent:
4,899,383 →
Application:
07/094,186 →
Gas-In-Oil Monitoring Apparatus and Method
Patent:
4,890,478 →
Application:
07/095,745 →
Butt-Lap-Step Core Joint
Patent:
4,761,630 →
Application:
07/107,225 →
Gas Insulated Transmission Line with Support Insulator Hardware Arrangements
Patent:
4,743,709 →
Application:
07/114,476 →
Fixture for the Window of a Magnetic Core
Patent:
4,766,407 →
Application:
07/115,744 →
Mounting Bracket for a Conductor of Electrical Apparatus
Patent:
4,878,639 →
Application:
07/129,219 →
Reinforced Wall Structure for a Transformer Tank
Patent:
4,834,257 →
Application:
07/131,704 →
Joint Assembly for Transformer Parts
Patent:
4,813,809 →
Application:
07/134,721 →
Replaceable High Current Draw Out Fuseholder
Patent:
4,808,963 →
Application:
07/137,707 →
Erosion Resistant High Current Draw-Out Fuseholder
Patent:
4,808,964 →
Application:
07/137,790 →
Obtaining a Selected Frequency Component in Rectangular Coordinates from a Set of Electrical Waveforms
Patent:
4,815,002 →
Application:
07/149,238 →
Optical Interface for a Magneto-Optical Current Transducer
Patent:
4,812,025 →
Application:
07/152,786 →
Method and Apparatus for Identifying a Faulted Phase
Patent:
4,795,983 →
Application:
07/164,949 →
Mutual Inductance Current Transducer, Method of Making and Electric Energy Meter Incorporating Same
Patent:
4,887,029 →
Application:
07/170,173 →
Electrical Bushing Having a Replaceable Stud
Patent:
4,782,197 →
Application:
07/171,080 →
Ac Electric Energy Meter Having Drive Circuit Including Stepper Motor for Driving Mechanical Register
Patent:
4,896,105 →
Application:
07/173,499 →
Loss-Of-Potential Supervision for a Distance Relay
Patent:
4,835,651 →
Application:
07/177,666 →
Insulating Ferromagnetic Amorphous Metal Strips
Patent:
4,808,464 →
Application:
07/186,263 →
Contact Structure Employing an Elastomeric Connector
Patent:
4,904,191 →
Application:
07/186,424 →
Electric Utility Meter with Electronic Register
Patent:
4,977,368 →
Application:
07/186,425 →
Apparatus and Method for Reducing Transient Exponential Noise in a Sinusoidal Signal
Patent:
4,937,769 →
Application:
07/207,354 →
Light Driven Remote System and Power Supply Therefor
Patent:
4,912,522 →
Application:
07/232,982 →
Electro-Optical Voltage Measuring System Incorporating a Method and Apparatus to Derive the Measured Voltage Waveform from Two Phase Shifted Electrical Signals
Patent:
4,904,931 →
Application:
07/250,289 →
Method of Making a Repairable Amorphous Metal Transformer Joint
Patent:
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Application:
07/250,470 →
Drilling of Steel Sheet
Patent:
4,963,199 →
Application:
07/257,915 →
Polyphase Volt-Hour Indicating Circuit
Patent:
4,862,074 →
Application:
07/258,297 →
Transmission of Data via Power Lines
Patent:
4,962,496 →
Application:
07/260,343 →
Optical System for a Faraday Effect Current Sensor
Patent:
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Application:
07/260,849 →
Pulse Ratio System
Patent:
5,023,822 →
Application:
07/264,582 →
Resistance Welding
Patent:
4,920,247 →
Application:
07/270,559 →
Automatic Arc Welding with Filler Wire
Patent:
4,935,598 →
Application:
07/270,862 →
Non-Electrical Monitoring of a Physical Condition
Patent:
4,911,015 →
Application:
07/270,863 →
Distribution of Line Carrier Communications
Patent:
4,890,089 →
Application:
07/275,843 →
Electronic Watt-Hour Meter with Combined Multiplier/Integrator Circuit
Patent:
4,910,456 →
Application:
07/288,591 →
Transformers and Cores for Transformers
Application:
07/293,162 →
Oil-Filled Transformer Housing
Patent:
4,944,420 →
Application:
07/294,074 →
Method of Making an Amorphous Metal Transformer
Patent:
4,910,863 →
Application:
07/304,618 →
Fuse Assembly, for a Cutout, with Accelerated Arc Extinction
Patent:
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Application:
07/309,747 →
Directional Comparison Blocking Protective Relay System
Patent:
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Application:
07/317,163 →
Method of Containing an Amorphous Core Joint
Patent:
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Application:
07/323,460 →
Secondary Circuit Breaker for Distribution Transformers
Patent:
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Application:
07/325,760 →
Phase Comparison Relaying System with Single Channel Communications Link
Patent:
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Application:
07/332,186 →
Transformer Assembly
Patent:
4,890,086 →
Application:
07/347,301 →
Electrical Transformer Component Mounting Assembly
Patent:
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Application:
07/348,088 →
Energy Meter
Patent:
4,963,820 →
Application:
07/350,266 →
Method of Making Transformers and Cores for Transformers
Patent:
4,993,141 →
Application:
07/382,150 →
Fiber Optic Coupled Magneto-Optic Sensor Having a Concave Reflective Focusing Surface
Patent:
4,998,063 →
Application:
07/387,570 →
Current Monitoring Circuit Error Compensation
Patent:
5,008,525 →
Application:
07/389,145 →
Phase-Shifting Transformer with a Six-Phase Core
Patent:
5,003,277 →
Application:
07/390,821 →
System for Monitoring Electrical Contact Activity
Patent:
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Application:
07/396,152 →
Optical Probe Test Port
Patent:
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Application:
07/397,825 →
Method to Calibrate Magneto-Optic Based Metering System
Patent:
4,999,569 →
Application:
07/401,708 →
Systems for Transmitting Data via Telephone Lines
Patent:
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Application:
07/402,727 →
Electric Power System with Remote Monitoring and Control of Protective Relays
Patent:
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Application:
07/414,975 →
System for Time Stamping Events Using a Remote Master Clock
Patent:
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Application:
07/414,999 →
Tamper Resistant Rib and Gasket for a Padmounted Transformer
Patent:
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Application:
07/419,917 →
Distribution Cutout Condition Sensor
Patent:
5,093,657 →
Application:
07/443,698 →
Microcomputer Based Reclosing Relay
Patent:
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Application:
07/444,648 →
Automated Data Transmission System
Application:
07/445,295 →
Method and Apparatus for Rapidly Analyzing Ac Waveforms Containing Dc Offsets
Patent:
5,060,166 →
Application:
07/446,739 →
Electromagnetic Relay with Flux Biasing
Patent:
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Application:
07/453,741 →
Multiple Vacuum Interrupter Fluid Insulated Circuit Breaker with Isolation Gap
Patent:
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Application:
07/458,933 →
Method of Making Transformers and Cores for Transformers
Patent:
4,993,140 →
Application:
07/466,144 →
Method and Apparatus for Transfer Bus Protection of Plural Feeder Lines
Patent:
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Application:
07/473,499 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 20, 1981
From: WESTINGHOUSE ELECTRIC CORPORATION
To: ENERGY, UNITED STATES OF AMERICA, THE, AS REPRESENTED BY THE DEPARTMENT OF
Reel/Frame 003840/0851 →
Assignment of Assignors Interest.
Sep 6, 1985
From: SALOWE, SEYMOUR; ELMS, ROBERT T.; JOHNSON, RICHARD A.
To: WESTINGHOUSE ELECTRIC CORPORATION, WESTINGHOUSE BUILDING, GATEWAY CENTER, PITTSBURGH, PENNSYLVANIA, 15222, A CORP OF PA.
Reel/Frame 004472/0860 →
Assignment of Assignor's Interest
May 25, 2000
From: CELLNET DATA SYSTEMS, INC.
To: SCHLUMBERGER RESOURCE MANAGEMENT SYSTEMS, INC.
Reel/Frame 010871/0652 →
Corrective Assignment to Correct Assignee Name on Document Previously Recorded at Reel 010871,Frame 0652
Aug 6, 2004
From: CELLNET DATA SYSTEMS, INC.
To: SCHLUMBERGER RESOURCE MANAGEMENT SERVICES, INC.
Reel/Frame 015044/0904 →