Keiichiro Itoh

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Iruma-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical waveguide, holographic medium, holographic storage and retr...
- Patent number 7,046,892
- Issue date May 16, 2006
- Nippon Telegraph and Telephone Corporation
- Hiroshi Yoshikawa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical waveguide, holographic medium, holographic storage and retr...
- Publication number 20030026542
- Publication date Feb 6, 2003
- Nippon Telegraph and Telephone Corporation
- Hiroshi Yoshikawa
- G02 - OPTICS