Akira Haraguchi

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical device
- Patent number 6,850,674
- Issue date Feb 1, 2005
- Sumitomo Electric Industries, Ltd.
- Akira Haraguchi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical device
- Publication number 20040067025
- Publication date Apr 8, 2004
- Akira Haraguchi
- G02 - OPTICS