Ikuhiro Hideta

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Miyagi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical device, method for producing master for use in producing op...
- Patent number 8,309,903
- Issue date Nov 13, 2012
- Sony Corporation
- Sohmei Endoh
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Optical device, method for producing master for use in producing op...
- Patent number 7,633,045
- Issue date Dec 15, 2009
- Sony Corporation
- Sohmei Endoh
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Optical recording medium with grooves, optical recording medium mas...
- Patent number 6,975,578
- Issue date Dec 13, 2005
- Sony Corporation
- Sohmei Endoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk and optical disk apparatus
- Patent number 6,909,681
- Issue date Jun 21, 2005
- Sony Corporation
- Masayoshi Nagata
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL DEVICE, METHOD FOR PRODUCING MASTER FOR USE IN PRODUCING OP...
- Publication number 20100134892
- Publication date Jun 3, 2010
- SONY CORPORATION
- Sohmei Endoh
- G02 - OPTICS
Information Patent Application
Optical Device, Method for Producing Master for Use in Producing Op...
- Publication number 20080265149
- Publication date Oct 30, 2008
- SONY CORPORATION
- Sohmei Endoh
- G02 - OPTICS
Information Patent Application
Optical record medium, optical record medium matrix, apparatus for...
- Publication number 20040114487
- Publication date Jun 17, 2004
- Sohmei Endoh
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk and optical disk apparatus
- Publication number 20020191520
- Publication date Dec 19, 2002
- Masayoshi Nagata
- G11 - INFORMATION STORAGE