Toshihiro Kawano

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Hachioji, JP

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Patents Grantslast 30 patents

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Optoelectronic devices
- Patent number 5,157,679
- Issue date Oct 20, 1992
- Hitachi Ltd.
- Masahiko Kondow
- H01 - BASIC ELECTRIC ELEMENTS
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Semiconductor laser
- Patent number 5,136,601
- Issue date Aug 4, 1992
- Hitachi, Ltd.
- Takashi Kajimura
- H01 - BASIC ELECTRIC ELEMENTS
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Semiconductor laser device
- Patent number 4,961,197
- Issue date Oct 2, 1990
- Hitachi, Ltd.
- Toshiaki Tanaka
- B82 - NANO-TECHNOLOGY
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Semiconductor laser device having high optical intensity and reliab...
- Patent number 4,800,565
- Issue date Jan 24, 1989
- Hitachi, Ltd.
- Misuzu Yoshizawa
- H01 - BASIC ELECTRIC ELEMENTS
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Semiconductor laser device having little astigmatism
- Patent number 4,780,879
- Issue date Oct 25, 1988
- Hitachi, Ltd.
- Naoki Chinone
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High output semiconductor laser device utilizing a mesa-stripe opti...
- Patent number 4,602,371
- Issue date Jul 22, 1986
- Hitachi, Ltd.
- Toshihiro Kawano
- H01 - BASIC ELECTRIC ELEMENTS
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Semiconductor injection laser
- Patent number 4,121,179
- Issue date Oct 17, 1978
- Hitachi, Ltd.
- Naoki Chinone
- H01 - BASIC ELECTRIC ELEMENTS