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Kenichi Fukuzawa
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Mobara, JP
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last 30 patents
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Patent Grant
Support frame for color cathode-ray tube
Patent number
4,472,657
Issue date
Sep 18, 1984
Hitachi, Ltd.
Yasuo Sakurai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mask support for shadow mask assembly
Patent number
4,335,329
Issue date
Jun 15, 1982
Hitachi, Ltd.
Kenichi Fukuzawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for cathode-ray tube
Patent number
4,276,495
Issue date
Jun 30, 1981
Hitachi, Ltd.
Masakazu Fukushima
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun assembly for a color picture tube
Patent number
4,232,246
Issue date
Nov 4, 1980
Hitachi, Ltd.
Soichi Sakurai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron guns for use in cathode ray tubes
Patent number
4,178,532
Issue date
Dec 11, 1979
Hitachi, Ltd.
Kenichi Fukuzawa
H01 - BASIC ELECTRIC ELEMENTS