Somei Endo

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical recording medium and master disc for preparation thereof
- Patent number 6,611,492
- Issue date Aug 26, 2003
- Sony Corporation
- Toshihiro Akimori
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium having wobbling groove extending along the...
- Patent number 6,597,655
- Issue date Jul 22, 2003
- Sony Corporation
- Manabu Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium, stamper for use to produce the optical re...
- Patent number 6,335,916
- Issue date Jan 1, 2002
- Sony Corporation
- Somei Endo
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical recording medium and master plate for manufacturing an opti...
- Publication number 20010038604
- Publication date Nov 8, 2001
- SONY CORPORATION
- Manabu Sato
- G11 - INFORMATION STORAGE
Information Patent Application
Optical recording medium and master disc for preparation thereof
- Publication number 20010024421
- Publication date Sep 27, 2001
- SONY CORPORATION, TOKYO, JAPAN
- Toshihiro Akimori
- G11 - INFORMATION STORAGE