Masayoshi Ashida

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser and method for manufacturing the same
- Patent number 6,567,449
- Issue date May 20, 2003
- Rohm Co., Ltd.
- Masayoshi Ashida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser elements and method of making same
- Patent number 6,463,087
- Issue date Oct 8, 2002
- Rohm Co., Ltd.
- Masayoshi Ashida
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser device and method for manufacturing the same
- Patent number 5,949,809
- Issue date Sep 7, 1999
- Rohm Co., Ltd.
- Masayoshi Ashida
- H01 - BASIC ELECTRIC ELEMENTS