Akiyoshi Sugahara

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Mihara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser device
- Patent number 11,070,024
- Issue date Jul 20, 2021
- SHARP KABUSHIKI KAISHA
- Jun Kunitomo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing semiconductor laser device
- Patent number 7,371,595
- Issue date May 13, 2008
- Sharp Kabushiki Kaisha
- Atsuo Tsunoda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Self-pulsation type semiconductor laser device
- Patent number 6,002,701
- Issue date Dec 14, 1999
- Sharp Kabushiki Kaisha
- Yasuo Kan
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR LASER DEVICE
- Publication number 20200067268
- Publication date Feb 27, 2020
- SHARP KABUSHIKI KAISHA
- JUN KUNITOMO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LASER DEVICE
- Publication number 20100080255
- Publication date Apr 1, 2010
- SHARP KABUSHIKI KAISHA
- Akiyoshi SUGAHARA
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method for manufacturing semiconductor laser device
- Publication number 20060094141
- Publication date May 4, 2006
- SHARP KABUSHIKI KAISHA
- Atsuo Tsunoda
- B82 - NANO-TECHNOLOGY