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Joseph Richard Tomcavage
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Lancaster, PA, US
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last 30 patents
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Patent Grant
Electron tube having a low impedance reduced stress anode structure
Patent number
4,456,851
Issue date
Jun 26, 1984
RCA Corporation
Joseph R. Tomcavage
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Circumferentially apertured cylindrical grid for electron tube
Patent number
4,295,077
Issue date
Oct 13, 1981
RCA Corporation
Don R. Carter
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Wire mesh cathode
Patent number
3,976,909
Issue date
Aug 24, 1976
RCA Corporation
Joseph Richard Tomcavage
H01 - BASIC ELECTRIC ELEMENTS