Patent Assignment
Reel/Frame 017706/0155
Change of Name
Recorded: 2006-06-01
Pages: 7
Assignor
BOEING ELECTRON DYNAMIC DEVICES, INC.
Executed: 2005-02-28
Assignee
L-3 COMMUNICATIONS ELECTRON TECHNOLOGIES, INC.
3100 W. LOMITA BLVD., TORRANCE, CALIFORNIA, 90505
Covered Properties
(108)
Microwave Directional Filter with Quasi-Elliptic Response
Patent:
4,725,797 →
Application:
07/058,597 →
Low-Loss Wide-Band Microwave Filter
Patent:
5,012,211 →
Application:
07/092,347 →
Method and Apparatus for Manufacturing Slow-Wave Structures for Traveling-Wave Tubes
Patent:
4,792,654 →
Application:
07/116,927 →
Electrostatic Ion Thruster with Improved Thrust Modulation
Patent:
4,838,021 →
Application:
07/131,978 →
Mode Selective Band Pass Filter
Patent:
4,802,234 →
Application:
07/156,119 →
Traveling-Wave Tube Slow-Wave Structure with Integral Conductively- Loaded Barrel and Method of Making Same
Patent:
4,947,467 →
Application:
07/172,513 →
Simplified Process for Fabricating Dispenser Cathodes
Patent:
4,837,480 →
Application:
07/174,262 →
Traveling-Wave Tube with Confined-Flow Periodic Permanent Magnet Focusing
Patent:
4,942,336 →
Application:
07/182,632 →
Gas Pressure Measurement Device
Patent:
4,833,921 →
Application:
07/190,700 →
Self-Aligned Gate Process for Fabricating Field Emitter Arrays
Patent:
4,943,343 →
Application:
07/393,199 →
Travelling-Wave Tube with Thermally Conductive Mechanical Support Comprising Resiliently Biased Springs
Patent:
5,051,656 →
Application:
07/402,723 →
Field Emitter Structure and Fabrication Process
Patent:
5,038,070 →
Application:
07/457,208 →
Dielectric Resonator Support System for a Waveguide
Patent:
5,034,711 →
Application:
07/468,487 →
Field Emitter Structure Providing Passageways for Venting of Outgassed Materials from Active Electronic Area
Patent:
5,063,323 →
Application:
07/552,643 →
Traveling Wave Tube with Gain Flattening Slow Wave Structure
Patent:
5,162,697 →
Application:
07/563,582 →
Slow-Wave Structure Having Block Supported Helix Structure
Patent:
5,173,669 →
Application:
07/577,164 →
Photolithographic Method for Making Helices for Traveling Wave Tubes and Other Cylindrical Objects
Patent:
5,112,438 →
Application:
07/619,541 →
Sputtered Scandate Coatings for Dispenser Cathodes and Methods for Making Same
Patent:
5,041,757 →
Application:
07/632,194 →
Velocity Modulation Microwave Amplifier with Multiple Band Interaction Structures
Patent:
5,162,747 →
Application:
07/657,570 →
Stress Relieved Iris in a Resonant Cavity Structure
Patent:
5,179,363 →
Application:
07/669,252 →
Sputtered Scandate Coatings for Dispenser Cathodes
Patent:
5,065,070 →
Application:
07/696,399 →
Field Emitter Structure and Fabrication Process Providing Passageways for Venting of Outgassed Materials from Active Electronic Area
Patent:
5,083,958 →
Application:
07/711,222 →
Coaxial-To-Waveguide Transducer with Improved Matching
Patent:
5,148,131 →
Application:
07/714,550 →
Surface Coated Rf Circuit Element and Method
Patent:
5,130,206 →
Application:
07/736,844 →
Utilizing Thermal Conductors to Increase Operating Power of Coaxial Microwave Devices
Patent:
5,247,267 →
Application:
07/776,011 →
Switchable Dual Mode Directional Filter System
Patent:
5,184,098 →
Application:
07/832,877 →
D.C. Chopper Regulating Method and Apparatus Incorporating Bilateral Regulating Voltage Path
Patent:
5,218,522 →
Application:
07/845,074 →
High Power Waveguide Switch and Method
Patent:
5,257,872 →
Application:
07/878,592 →
Non-Contacting Waveguide "T" Switch
Patent:
5,347,243 →
Application:
07/995,482 →
Temperature-Compensated Waveguide Isolator
Patent:
5,285,174 →
Application:
07/996,206 →
Rotary Vane Variable Power Divider
Patent:
5,376,905 →
Application:
08/110,604 →
Cylindrical Waveguide Resonator Filter Section Having Increased Bandwidth
Patent:
5,418,510 →
Application:
08/156,116 →
Linear-Beam Cavity Circuits with Non-Resonant Rf Loss Slabs
Patent:
5,477,107 →
Application:
08/171,292 →
Microwave Waveguide Multiplexer
Patent:
5,428,322 →
Application:
08/198,420 →
Microwave Filter Assembly Having a Nonsymmetrical Waveguide and an Antenna
Patent:
5,534,881 →
Application:
08/298,630 →
Biconical Multimode Resonator
Patent:
5,614,877 →
Application:
08/405,423 →
Vertical Grounded Coplanar Waveguide H-Bend Interconnection Apparatus
Patent:
5,561,405 →
Application:
08/463,327 →
Non-Uniform Q Self Amplitude Equalized Bandpass Filter
Patent:
5,760,667 →
Application:
08/501,595 →
Traveling Wave Tube with Expanding Resilient Support Elements
Patent:
5,959,406 →
Application:
08/518,631 →
Hermetically Sealed Electromagnetic Window and Method of Forming the Same
Patent:
5,600,290 →
Application:
08/523,706 →
Die and Method for Applying Radial Forces to an Eccentric Workpiece
Patent:
5,658,181 →
Application:
08/526,428 →
Rf Amplifier Including Traveling Wave Tube with Sequential Stages
Patent:
5,834,971 →
Application:
08/554,651 →
Spherical Cavity Mode Transcendental Control Methods and Systems
Patent:
5,731,750 →
Application:
08/593,774 →
Modular Contiguous Output Multiplexer
Patent:
5,604,747 →
Application:
08/608,163 →
Simultaneous Coupling Bandpass Filter and Method
Patent:
5,699,029 →
Application:
08/637,967 →
Ion Thuster with Long-Lifetime Ion-Optics System
Patent:
5,924,277 →
Application:
08/767,920 →
Parallel Axis Cylindrical Microwave Filter
Patent:
5,774,030 →
Application:
08/829,634 →
Apertured Nonplanar Electrodes and Forming Methods
Patent:
5,934,965 →
Application:
08/833,742 →
Optimally Designed Traveling Wave Tube for Operation Backed Off from Saturation
Patent:
5,932,971 →
Application:
08/869,841 →
Efficient, Highly Linear Traveling Wave Tube Using Collector with High Backstreaming Current Under Saturated Drive
Patent:
5,942,852 →
Application:
08/869,842 →
High Efficiency Collector for Traveling Wave Tubes with High Perveance Beams Using Focussing Lens Effects
Patent:
6,094,009 →
Application:
08/869,843 →
Microwave Switches and Redundant Switching Systems
Patent:
5,828,268 →
Application:
08/870,148 →
Transverse Field Collector for a Traveling Wave Tube
Patent:
5,952,785 →
Application:
08/896,102 →
Variable Topography Electromagnetic Wave Tuning Device and Operating Method
Patent:
5,977,849 →
Application:
08/898,134 →
Dual Mode Cavity Resonator with Coupling Grooves
Patent:
5,796,319 →
Application:
08/920,103 →
Self-Biasing Collector Elements for Linear-Beam Microwave Tubes
Patent:
6,060,832 →
Application:
08/924,201 →
Twt with Mismatched Section for Controlled Gain Variation with Frequency
Patent:
6,049,249 →
Application:
08/925,930 →
Circumferentially-Segmented Twt Collector
Application:
08/944,652 →
Three Dimensional Polyhedral-Shaped Microwave Swithchs
Patent:
5,936,482 →
Application:
08/974,932 →
Method of Heat Shrink Assembly of Traveling Wave Tube
Patent:
5,964,633 →
Application:
08/990,357 →
Resonator Cavity End Wall Assembly
Patent:
6,002,310 →
Application:
09/032,406 →
Transverse-Electric Mode Filters and Methods
Patent:
6,118,978 →
Application:
09/067,913 →
Multiplexer/Demultiplexer Structures and Methods
Patent:
6,201,949 →
Application:
09/083,456 →
Electro-Thermal Bi-Stable Actuator
Patent:
5,977,858 →
Application:
09/126,898 →
System and Method for Recovering Power from a Traveling Wave Tube
Patent:
6,111,358 →
Application:
09/127,518 →
Variable Iso Attenuator Using Absorptive/Reflective Elements and Latching
Patent:
6,066,992 →
Application:
09/132,994 →
Microwave Filter Having Cascaded Subfilters with Preset Electrical Responses
Patent:
6,046,658 →
Application:
09/153,121 →
Microwave Cavity Having a Removable End Wall
Patent:
6,118,356 →
Application:
09/154,488 →
Coaxially Configured Omt-Multiplexer Assembly
Patent:
6,031,434 →
Application:
09/156,245 →
Waveguide Switch Matrix Using Junctions Matched in Only One State
Patent:
6,118,911 →
Application:
09/160,807 →
Reflective Waveguide Variable Power Divider/Combiner
Patent:
6,181,221 →
Application:
09/167,053 →
Ridged Thick Walled Capacitive Slot
Patent:
6,104,262 →
Application:
09/167,075 →
Isolation of High-Voltage Components in a Dense Environment
Patent:
6,058,023 →
Application:
09/187,250 →
Voltage Boost Circuit for a High Volgae Converter
Patent:
5,982,644 →
Application:
09/212,665 →
Closed Microwave Device with Externally Mounted Thermal Expansion Compensation Element
Patent:
6,169,468 →
Application:
09/233,386 →
Anode Controller Circuit for a Traveling Wave Tube
Patent:
6,044,001 →
Application:
09/233,395 →
Coaxial "M" Switch
Patent:
5,952,902 →
Application:
09/267,837 →
Fabrication of Traveling Wavetube Barrels Using Precision Track Forming
Patent:
6,048,242 →
Application:
09/295,702 →
Coupling Mechanism for Te 011 and Te 010 Mode Resonators
Patent:
6,150,907 →
Application:
09/304,328 →
Coupling Mechanismfor and Filter Using TE011 and TE010 Mode Resonators
Patent:
6,304,160 →
Application:
09/304,458 →
Method of Tuning and Temperature Compensating a Variable Topography Electromagnetic Wave Device
Patent:
6,057,748 →
Application:
09/311,441 →
Power Supply Circuit for an Ion Engine Having Sequentially Operated Power Inverters
Patent:
6,154,383 →
Application:
09/351,572 →
Multiple Output Power Supply Circuit for an Ion Engine with Shared Upper Inverter
Patent:
6,181,585 →
Application:
09/351,738 →
Starter Circuit for an Ion Engine
Patent:
6,304,040 →
Application:
09/352,011 →
Circumferentially-Segmented Collector Usable with a Twt
Patent:
6,208,079 →
Application:
09/352,587 →
Protection Circuit for Traveling Wave Tubes Having Multiple Input Tones
Patent:
6,324,041 →
Application:
09/422,876 →
Electronic Power Conditioner Anode Voltage Control
Patent:
6,229,262 →
Application:
09/426,665 →
Traveling Wave Tube System with Output Waveguide-Coupler Termination
Patent:
6,483,242 →
Application:
09/426,666 →
Low Pim Coaxial Diplexer Interface
Patent:
6,366,183 →
Application:
09/458,260 →
Ion thruster having grids made of oriented pyrolytic graphite
Patent:
6,318,069 →
Application:
09/496,888 →
Ion thruster having a hollow cathode assembly with an encapsulated heater, and its fabrication
Patent:
6,336,318 →
Application:
09/496,889 →
High voltage isolated relay driver
Patent:
6,335,854 →
Application:
09/507,622 →
Variable Power Divider/Combiner
Patent:
6,377,133 →
Application:
09/528,604 →
Ion thruster with ion-extraction grids having compound contour shapes
Patent:
6,250,070 →
Application:
09/569,708 →
Method for Fabricating Three Dimensional Traveling Wave Tube Circuit Elements Using Laser Lithography
Patent:
6,584,675 →
Application:
09/591,697 →
Mutiple Traveling Wave Tube Amplifier Electronic Power Conditioner with Centralized Low Voltage and Distributed High Voltage
H-Plane Offset Transitions in a Switchable Waveguide
E-Plane Offset Transitions in a Switchable Waveguide
Starter Circuit for an Ion Engine
Starter Circuit for an Ion Engine
Cathode Design
Frequency Adjustable Multipole Resonant Waveguide Load Structure
Electric Thruster Made with Surface Treatments for Improved Thermal Management
Automatic Accel Voltage Tracking System for an Ion Thruster
Microwave Waveguide Filter Having Rectangular Cavities, and Method for Its Fabrication
Ion Thruster Grid Clear
Ferrite Variable Power Divider
Traveling wave tube with radioactive isotope charged particle source
Application:
10/910,166 →
Publication:
US 2006/0028144
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 6, 2004
From: HUGHES ELECTRONICS CORPORATION
To: BOEING COMPANY, THE
Reel/Frame 015428/0184 →
Assignment of Assignor's Interest
Dec 6, 2004
From: HUGHES ELECTRONICS CORPORATION
To: BOEING COMPANY, THE
Reel/Frame 015428/0305 →
Assignment of Assignor's Interest
Dec 15, 2004
From: HUGHES ELECTRONICS CORPORATION
To: BOEING COMPANY, THE
Reel/Frame 015460/0639 →
Assignment of Assignor's Interest
Dec 20, 2004
From: HUGHES ELECTRONICS CORPORATION
To: BOEING COMPANY, THE
Reel/Frame 015478/0174 →
Assignment of Assignor's Interest
Feb 11, 2005
From: HUGHES ELECTRONICS CORPORATION
To: BOEING COMPANY, THE
Reel/Frame 015703/0207 →
Assignment of Assignor's Interest
Feb 25, 2005
From: HUGHES ELECTRONICS CORPORATION
To: BOEING COMPANY, THE
Reel/Frame 015788/0833 →
Corrective Assignment, Reel/Frame: 015478/0174, Incorrect Patent Number
Mar 1, 2005
From: HUGHES ELECTRONICS CORPORATION
To: THE BOEING COMPANY
Reel/Frame 015797/0970 →
Assignment of Assignor's Interest
May 22, 2006
From: THE BOEING COMPANY
To: BOEING ELECTRON DYNAMIC DEVICES, INC.
Reel/Frame 017649/0130 →
Assignment of Assignor's Interest
Jan 8, 2009
From: L-3 COMMUNICATIONS ELECTRON TECHNOLOGIES, INC.
To: COM DEV USA, LLC
Reel/Frame 022071/0601 →