Takahiro Miyagi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Objective lens device, optical pickup device, optical-disc driving...
- Patent number 7,889,621
- Issue date Feb 15, 2011
- Sony Corporation
- Noriaki Nishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disk apparatus
- Patent number 7,484,229
- Issue date Jan 27, 2009
- Sony Corporation
- Takahiro Miyagi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disk device
- Patent number 7,221,523
- Issue date May 22, 2007
- Sony Corporation
- Takahiro Miyagi
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens drive device, optical pickup device, and disk drive...
- Patent number 7,092,173
- Issue date Aug 15, 2006
- Sony Corporation
- Takahiro Miyagi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OBJECTIVE LENS DEVICE, OPTICAL PICKUP DEVICE, OPTICAL-DISC DRIVING...
- Publication number 20080279060
- Publication date Nov 13, 2008
- SONY CORPORATION
- Noriaki NISHI
- G02 - OPTICS
Information Patent Application
Optical pickup device and optical disc apparatus
- Publication number 20070280090
- Publication date Dec 6, 2007
- SONY CORPORATION
- Takahiro Miyagi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup and optical disk device
- Publication number 20060181970
- Publication date Aug 17, 2006
- SONY CORPORATION
- Takahiro Miyagi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup and optical disk
- Publication number 20060161939
- Publication date Jul 20, 2006
- Takahiro Miyagi
- G11 - INFORMATION STORAGE
Information Patent Application
Objective lens drive device, optical pickup device, and disk drive...
- Publication number 20050231829
- Publication date Oct 20, 2005
- Takahiro Miyagi
- G11 - INFORMATION STORAGE