Hidehiro Sasaki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical recording medium having a relation between groove widths, g...
- Patent number 8,018,823
- Issue date Sep 13, 2011
- Mitsubishi Kagaku Media Co., Ltd.
- Hidehiro Sasaki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION RECORDING MEDIUM AND MASTER EXPOSING APPARATUS
- Publication number 20100034074
- Publication date Feb 11, 2010
- Mitsubishi Kagaku Media Co., Ltd.
- Hidehiro Sasaki
- G11 - INFORMATION STORAGE