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Masaaki Yamauchi
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Tougane, JP
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last 30 patents
Information
Patent Grant
Electron beam focusing device for use in a CRT
Patent number
4,980,606
Issue date
Dec 25, 1990
Hitachi, Ltd.
Masaaki Yamauchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for cathode-ray tube
Patent number
4,965,489
Issue date
Oct 23, 1990
Hitachi, Ltd.
Shoji Shirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for color picture tube
Patent number
4,851,741
Issue date
Jul 25, 1989
Hitachi, Ltd.
Shoji Shirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for color picture tubes
Patent number
4,760,308
Issue date
Jul 26, 1988
Hitachi, Ltd.
Shoji Shirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for color picture tube
Patent number
4,672,261
Issue date
Jun 9, 1987
Hitachi, Ltd.
Shoji Shirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for color picture tube
Patent number
4,599,534
Issue date
Jul 8, 1986
Hitachi, Ltd.
Shoji Shirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron gun for color picture tube
Patent number
4,581,560
Issue date
Apr 8, 1986
Hitachi, Ltd.
Shoji Shirai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electrode structure for electron gun
Patent number
4,510,413
Issue date
Apr 9, 1985
Hitachi, Ltd.
Minoru Yabe
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
Information
Patent Grant
Method of producing itegral electrode structure for electron gun
Patent number
4,481,003
Issue date
Nov 6, 1984
Hitachi, Ltd.
Minoru Yabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for forming electron gun electrodes
Patent number
4,427,397
Issue date
Jan 24, 1984
Hitachi, Ltd.
Satoru Endo
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
Information
Patent Grant
In-line type electron gun structure for color picture tubes
Patent number
4,241,275
Issue date
Dec 23, 1980
Hitachi, Ltd.
Masaaki Yamauchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Slot type shadow mask
Patent number
4,168,450
Issue date
Sep 18, 1979
Hitachi, Ltd.
Masaaki Yamauchi
H01 - BASIC ELECTRIC ELEMENTS