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Kenichi Matsuda
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Mobara, JP
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last 30 patents
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Patent Grant
Electron gun and method of assembling it
Patent number
5,677,590
Issue date
Oct 14, 1997
Hitachi, Ltd.
Kenichi Matsuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun and method of assembling it
Patent number
5,574,330
Issue date
Nov 12, 1996
Hitachi, Ltd.
Kenichi Matsuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for color picture tube
Patent number
4,498,026
Issue date
Feb 5, 1985
Hitachi, Ltd.
Masaaki Yamauchi
H01 - BASIC ELECTRIC ELEMENTS