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William E. Hughes
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Annandale, VA, US
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last 30 patents
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Patent Grant
Cooled plasma source
Patent number
5,256,930
Issue date
Oct 26, 1993
Commonwealth Scientific Corporation
William E. Hughes
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Electron bombardment ion sources
Patent number
4,481,062
Issue date
Nov 6, 1984
Harold R. Kaufman
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Workpiece holder
Patent number
4,403,567
Issue date
Sep 13, 1983
Commonwealth Scientific Corporation
Harry daCosta
H01 - BASIC ELECTRIC ELEMENTS