Fumitake Oikawa

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-wavelength semiconductor laser device
- Patent number 8,976,832
- Issue date Mar 10, 2015
- Sony Corporation
- Yoshihiko Takahashi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MULTI-WAVELENGTH SEMICONDUCTOR LASER DEVICE
- Publication number 20120250718
- Publication date Oct 4, 2012
- SONY CORPORATION
- Yoshihiko Takahashi
- G11 - INFORMATION STORAGE