Hideyo Higuchi

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing a semiconductor laser device
- Patent number 4,966,863
- Issue date Oct 30, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Hitoshi Mizuochi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical semiconductor device
- Patent number 4,954,853
- Issue date Sep 4, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Kazuomi Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser having an active layer buried in a groove
- Patent number 4,723,251
- Issue date Feb 2, 1988
- Mitsubishi Denki Kabushiki Kaisha
- Yasushi Sakakibara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor light receiving device
- Patent number 4,706,106
- Issue date Nov 10, 1987
- Mitsubishi Denki Kabushiki Kaisha
- Tetsuo Shiba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Buried semiconductor laser avoiding thyristor action
- Patent number 4,561,096
- Issue date Dec 24, 1985
- Mitsubishi Denki Kabushiki Kaisha
- Hirofumi Namizaki
- H01 - BASIC ELECTRIC ELEMENTS