Yoshiyuki Itoh

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser device and its manufacturing method
- Patent number 7,221,692
- Issue date May 22, 2007
- Kabushiki Kaisha Toshiba
- Akira Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser and method for manufacturing the same
- Patent number 7,164,701
- Issue date Jan 16, 2007
- Kabushiki Kaisha Toshiba
- Akira Tanaka
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor laser element and semiconductor laser element manufac...
- Publication number 20050058170
- Publication date Mar 17, 2005
- KABUSHIKI KAISHA TOSHIBA
- Yoshiyuki Itoh
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor laser device and its manufacturing method
- Publication number 20050030997
- Publication date Feb 10, 2005
- Akira Tanaka
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor laser and method for manufacturing the same
- Publication number 20040114651
- Publication date Jun 17, 2004
- Kabushiki Kaisha Toshiba
- Akira Tanaka
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor laser and method of manufacturing the same
- Publication number 20030043875
- Publication date Mar 6, 2003
- Kabushiki Kaisha Toshiba
- Koichi Gen-Ei
- B82 - NANO-TECHNOLOGY