Patent Assignment
Reel/Frame 005660/0221
Release by Secured Party, Recorded at Reel 5562, Frame 0082, on 12-28-90 (See Record for Details).
Recorded: 1991-04-04
Pages: 9
Assignor
INTERNATIONAL RECTIFIER CORPORATION
Executed: 1991-03-20
Covered Properties
(56)
Cmos Structure and Method Utilizing Retarded Electric Field for Minimum Latch-Up
Patent:
4,203,126 →
Application:
05/631,729 →
Cmos Structure and Method Utilizing Retarded Electric Field for Minimum Latch-Up
Patent:
4,161,417 →
Application:
05/842,683 →
Carrier and Test Socket for Leadless Integrated Circuit
Patent:
4,329,642 →
Application:
06/018,869 →
High Voltage Field Effect Transistor
Patent:
4,454,523 →
Application:
06/248,814 →
Method of Fabricating Mesa Mosfet Using Overhang Mask and Resulting Structure
Patent:
4,419,811 →
Application:
06/371,599 →
Methods for Forming Lateral and Vertical Dmos Transistors
Patent:
4,682,405 →
Application:
06/757,582 →
Power Supply Having Dual Ramp Control Circuit
Patent:
4,674,020 →
Application:
06/808,575 →
Insulated Gate Transistor with Latching Inhibited
Patent:
4,779,123 →
Application:
06/808,904 →
Integrated Buried Zener Diode and Temperature Compensation Transistor
Patent:
4,766,469 →
Application:
06/816,593 →
Method for Manufacturing a Power Mos Transistor
Patent:
4,798,810 →
Application:
06/838,217 →
Method for Making Planar Vertical Channel Dmos Structures
Patent:
4,767,722 →
Application:
06/843,454 →
Fabrication of Double Diffused Metal Oxide Semiconductor Transistor
Patent:
4,716,126 →
Application:
06/871,006 →
Manufacture of Trimmable High Value Polycrystalline Silicon Resistor
Patent:
4,707,909 →
Application:
06/894,418 →
Implantation of Ions into an Insulating Layer to Increase Planar Pn Junction Breakdown Voltage
Patent:
4,827,324 →
Application:
06/927,882 →
Method for Obtaining Regions of Dielectrically Isolated Single Crystal Silicon
Patent:
4,824,795 →
Application:
07/010,924 →
Method and Apparatus for Increasing Breakdown of a Planar Junction
Patent:
4,799,100 →
Application:
07/014,961 →
Method of Fabricating a High Voltage Semiconductor Device
Patent:
4,786,614 →
Application:
07/019,085 →
Switch Interface Circuit for Power Mosfet Gate Drive Control
Patent:
4,853,563 →
Application:
07/036,777 →
Power Dmos Transistor with High Speed Body Diode
Patent:
4,811,065 →
Application:
07/061,352 →
Limiting Shoot-Through Current in a Power Mosfet Half-Bridge During Intrinsic Diode Recovery
Patent:
4,841,166 →
Application:
07/074,903 →
Method for Reducing Current Gain of Parasitic High Voltage Bipolar Transistors
Application:
07/083,560 →
Ion Implantation of Thin Film CRSI2 and Sic Resistors
Patent:
4,759,836 →
Application:
07/084,541 →
Method of Fabricating a High Value Semiconductor Resistor
Patent:
4,843,027 →
Application:
07/088,157 →
Method of Bonding Semiconductor Wafers
Patent:
4,774,196 →
Application:
07/089,184 →
Doped SIO2 Resistor and Method of Forming Same
Patent:
4,868,537 →
Application:
07/095,288 →
Dense Vertical J-Mos Transistor
Patent:
4,791,462 →
Application:
07/095,481 →
Dual-Gate High Density Fet
Patent:
4,835,586 →
Application:
07/099,452 →
Vertical Current Flow Field Effect Transistor
Patent:
5,164,325 →
Application:
07/107,725 →
Buried Gate Jfet
Patent:
4,845,051 →
Application:
07/115,076 →
Method for Providing Dielectrically Isolated Circuit
Patent:
4,851,366 →
Application:
07/120,343 →
Method for Increasing the Performance of Trenched Devices and the Resulting Structure
Patent:
4,893,160 →
Application:
07/120,395 →
High Voltage Level Shift Semiconductor Device
Patent:
4,890,146 →
Application:
07/133,710 →
A Power Mos Transistor with Equipotential Ring
Patent:
4,816,882 →
Application:
07/138,989 →
Grooved Dmos Process with Varying Gate Dielectric Thickness
Patent:
4,914,058 →
Application:
07/138,999 →
Method for Improved Alignment for Semiconductor Devices with Buried Layers
Patent:
4,936,930 →
Application:
07/141,877 →
Trench Power Mosfet Device
Patent:
4,967,245 →
Application:
07/167,617 →
High Voltage Drifted-Drain Mos Transistor
Patent:
4,794,436 →
Application:
07/195,436 →
Lightly Doped Drain Mosfet with Reduced On-Resistance
Patent:
5,237,193 →
Application:
07/210,959 →
Planar Vertical Channel Dmos Structure
Patent:
5,034,785 →
Application:
07/235,842 →
Vertical Dmos Power Transistor with an Integral Operating Condition Sensor
Patent:
4,896,196 →
Application:
07/243,166 →
Power Transistor with Integrated Gate Resistor
Patent:
4,920,388 →
Application:
07/246,937 →
Complementary, Isolated Dmos Ic Technology
Patent:
5,156,989 →
Application:
07/268,839 →
Self-Aligned Ldd Lateral Dmos Transistor with High-Voltage Interconnect Capability
Patent:
5,055,896 →
Application:
07/285,842 →
Trench Dmos Power Transistor with Field-Shaping Body Profile and Three-Dimensional Geometry
Patent:
5,072,266 →
Application:
07/290,546 →
Vertical Dmos Transistor Fabrication Process
Patent:
4,983,535 →
Application:
07/292,668 →
High Value Semiconductor Resistor
Patent:
4,893,166 →
Application:
07/313,737 →
Rugged Lateral Dmos Transistor Structure
Patent:
4,929,991 →
Application:
07/334,806 →
Method for Obtaining Low Interconnect Resistance on a Grooved Surface and the Resulting Structure
Patent:
4,916,509 →
Application:
07/336,619 →
Hall Sensing of Bond Wire Current
Patent:
5,017,804 →
Application:
07/340,445 →
Integrated Circuit with High Power, Vertical Output Transistor Capability
Patent:
4,956,700 →
Application:
07/356,631 →
Method and Apparatus for Improving the on-Voltage Characteristics of a Semiconductor Device
Patent:
4,952,992 →
Application:
07/406,844 →
Method of Fabricating a Short-Channel Low Voltage Dmos Transistor
Patent:
4,931,408 →
Application:
07/420,971 →
Mos Transistor with a Charge Induced Drain Extension
Patent:
5,108,940 →
Application:
07/451,518 →
Junction Field-Effect Transistor with a Novel Gate
Patent:
4,958,204 →
Application:
07/453,367 →
Optimization of Bv and Rds-on by Graded Doping in Ldd and Other High Voltage Ic
Patent:
5,132,753 →
Application:
07/498,170 →
Closed Cell Transistor with Built-in Voltage Clamp
Patent:
5,136,349 →
Application:
07/597,118 →
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 5, 1981
From: WILLIAMS, CLAIR E.
To: SILICONIX INCORPORATED
Reel/Frame 003827/0206 →
Assignment of Assignors Interest.
Mar 30, 1981
From: HILL, LORIMER K.
To: SILICONIX INCORPORATED, SANTA CLARA,CA.
Reel/Frame 003892/0446 →
Assignment of Assignors Interest.
Apr 26, 1982
From: RICE, EDWARD J.
To: ACRIAN, INC., A CORP. OF CA
Reel/Frame 003999/0569 →
Assignment of Assignors Interest.
Jul 22, 1985
From: BLANCHARD, RICHARD A.; PLUMMER, JAMES D.
To: SILICONIX, INC 2201 LAURELWOOD ROAD, SANTA CLARA, CA. 95054 A CORP. OF CA.
Reel/Frame 004440/0501 →
Assignment of Assignors Interest.
Dec 13, 1985
From: BENCUYA, IZAK; COGAN, ADRIAN I.
To: SILICONIX INCORPORATED, A CORP OF CALIFORNIA
Reel/Frame 004516/0834 →
Assignment of Assignors Interest.
Dec 13, 1985
From: HILL, LORIMER K.
To: SILICONIX INCORPORATED, 2201 LAURELWOOD ROAD, SANTA CLARA, CA., 95054, A CORP OF CALIFORNIA
Reel/Frame 004496/0119 →
Assignment of Assignors Interest.
Jan 6, 1986
From: HILL, LORIMER K.
To: SILICONIX INCORPORATED
Reel/Frame 004503/0384 →
Assignment of Assignors Interest.
Mar 10, 1986
From: BLANCHARD, RICHARD A.; COGAN, ADRIAN
To: SILICONIX INCORPORATED
Reel/Frame 004527/0606 →
Assignment of Assignors Interest.
Mar 24, 1986
From: BLANCHARD, RICHARD A.
To: SILICONIX INCORPORATED, A CORP. OF CA.
Reel/Frame 004531/0554 →
Assignment of Assignors Interest.
Jun 5, 1986
From: COGAN, ADRIAN I.
To: SILICONIX INCORPORATED
Reel/Frame 004569/0247 →
Assignment of Assignors Interest.
Aug 8, 1986
From: BLANCHARD, RICHARD A.
To: SILICONIX INCORPORATED, A CORP. OF CA.
Reel/Frame 004590/0064 →
Assignment of Assignors Interest.
Oct 14, 1986
From: ACRIAN, INC.,
To: SILICONIX INCORPORATED
Reel/Frame 004613/0870 →
Assignment of Assignors Interest.
Nov 6, 1986
From: BLANCHARD, RICHARD A.
To: SILICONIX INCORPORATED, A CORP OF CA.
Reel/Frame 004633/0583 →
Assignment of Assignors Interest.
Feb 5, 1987
From: BLANCHARD, RICHARD A.
To: SILICONIX INCORPORATED, A CORP OF CA.
Reel/Frame 004666/0071 →
Assignment of Assignors Interest.
Feb 17, 1987
From: BLANCHARD, RICHARD A.; COGAN, ADRIAN I.
To: SILICONIX INCORPORATED, A CA. CORP.
Reel/Frame 004671/0162 →
Assignment of Assignors Interest.
Feb 26, 1987
From: COGAN, ADRIAN I.
To: SILICONIX INCORPORATED
Reel/Frame 004682/0969 →
Assignment of Assignors Interest.
Apr 10, 1987
From: HILL, LORIMER K.; HARNDEN, JAMES A.; CONCKLIN, BARRY J.
To: SILICONIX INCORPORATED, A DE. CORP.
Reel/Frame 004709/0265 →
Assignment of Assignors Interest.
Jun 11, 1987
From: COGAN, ADRIAN I.
To: SILICONIX INCORPORATED, A DE. CORP.
Reel/Frame 004727/0614 →
Merger Effective March 5, 1987, Delaware
Jun 22, 1987
From: SILICONIX INCORPORATED, A CA CORP
To: SILICONIX INCORPORATED, A DE. CORP.
Reel/Frame 004727/0976 →
Assignment of Assignors Interest.
Aug 7, 1987
From: WILLIAMS, RICHARD K.; BUSSE, ROBERT W.; BLANCHARD, RICHARD A.
To: SILICONIX INCORPORATED
Reel/Frame 004758/0280 →
Assignment of Assignors Interest.
Aug 12, 1987
From: HILL, LORIMER K.; CHIN, BARRY L.; BLANCHARD, RICHARD A.
To: SILICONIX INCORPORATED
Reel/Frame 004769/0410 →
Assignment of Assignors Interest.
Aug 21, 1987
From: GEEKIE, JAMES
To: SILICONIX INCORPORATED
Reel/Frame 004774/0560 →
Assignment of Assignors Interest.
Aug 25, 1987
From: BLANCHARD, RICHARD A.
To: SILICONIX INCORPORATED, A CORP. OF DE
Reel/Frame 004781/0045 →
Assignment of Assignors Interest.
Aug 28, 1987
From: HARNDEN, JAMES A.
To: SILICONIX INCORPORATED
Reel/Frame 004751/0157 →
Assignment of Assignors Interest.
Sep 10, 1987
From: BLANCHARD, RICHARD A.; COGAN, ADRIAN I.
To: SILICONIX INCORPORATED, A DE CORP.
Reel/Frame 004765/0235 →