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Mamoru Ikeda
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Mobara, JP
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last 30 patents
Information
Patent Grant
Color cathode ray tube with reduced halo
Patent number
5,637,956
Issue date
Jun 10, 1997
Hitachi, Ltd.
Mitsuhiro Sugiyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for color picture tube with electrostatic focussing lens
Patent number
4,622,491
Issue date
Nov 11, 1986
Hitachi, Ltd.
Yukihiro Izumida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
In-line type electron gun structure
Patent number
4,381,473
Issue date
Apr 26, 1983
Hitachi, Ltd.
Satoru Endoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode of color picture tube electron gun and method for manufac...
Patent number
4,366,414
Issue date
Dec 28, 1982
Hitachi, Ltd.
Shigeharu Hatayama
H01 - BASIC ELECTRIC ELEMENTS