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Kazuhiro Kurata
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Hachiouji, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Monolithic light emitting diode array
Patent number
4,984,035
Issue date
Jan 8, 1991
Hitachi Cable, Ltd.
Ryosaku Kanzawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Light emitting diode array chip and method of fabricating same
Patent number
4,933,601
Issue date
Jun 12, 1990
Hitachi Cable Limited
Toshio Sagawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Photo semiconductor device
Patent number
4,740,819
Issue date
Apr 26, 1988
Hitachi, Ltd.
Hirobumi Ouchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical semiconductor device
Patent number
4,367,483
Issue date
Jan 4, 1983
Hitachi, Ltd.
Takeo Takahashi
G02 - OPTICS
Information
Patent Grant
Pleochroic light emitting diode and method of fabricating the same
Patent number
4,280,131
Issue date
Jul 21, 1981
Hitachi, Ltd.
Yuichi Ono
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light emitting devices
Patent number
4,212,021
Issue date
Jul 8, 1980
Hitachi, Ltd.
Yuichi Ono
G02 - OPTICS
Information
Patent Grant
Light emitting semiconductor device
Patent number
4,183,039
Issue date
Jan 8, 1980
Hitachi, Ltd.
Masaaki Aoki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser
Patent number
4,161,701
Issue date
Jul 17, 1979
Hitachi, Ltd.
Yutaka Takeda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light-emitting element
Patent number
4,122,486
Issue date
Oct 24, 1978
Hitachi, Ltd.
Yuichi Ono
H01 - BASIC ELECTRIC ELEMENTS