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John Ostop
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Severna Park, MD, US
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last 30 patents
Information
Patent Grant
Method of extracting heat from a semiconductor body and forming mic...
Patent number
5,998,240
Issue date
Dec 7, 1999
Northrop Grumman Corporation
Robin E. Hamilton
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Die attached process for SiC
Patent number
5,851,852
Issue date
Dec 22, 1998
Northrop Grumman Corporation
John A. Ostop
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Microchannel cooling of high power semiconductor devices
Patent number
5,801,442
Issue date
Sep 1, 1998
Northrop Grumman Corporation
Robin E. Hamilton
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Method of making and trimming ballast resistors and barrier metal i...
Patent number
5,336,631
Issue date
Aug 9, 1994
Westinghouse Electric Corporation
Paul A. Potyraj
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making a self protected thyristor
Patent number
4,514,898
Issue date
May 7, 1985
Westinghouse Electric Corp.
John X. Przybysz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Glass-sealed power thyristor
Patent number
4,329,707
Issue date
May 11, 1982
Westinghouse Electric Corp.
David L. Moore
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Technique for making asymmetric thyristors
Patent number
4,264,383
Issue date
Apr 28, 1981
Westinghouse Electric Corp.
John A. Ostop
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Glass sealed diode
Patent number
4,161,746
Issue date
Jul 17, 1979
Westinghouse Electric Corp.
Joseph E. Johnson
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of making a transistor device
Patent number
4,040,877
Issue date
Aug 9, 1977
Westinghouse Electric Corporation
Joseph E. Johnson
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High power, high frequency bipolar transistor with alloyed gold ele...
Patent number
3,935,587
Issue date
Jan 27, 1976
Westinghouse Electric Corporation
John A. Ostop
H01 - BASIC ELECTRIC ELEMENTS