Takehiro Motegi

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical pickup, including a mirror for changing light polarization...
- Patent number 7,009,929
- Issue date Mar 7, 2006
- Pioneer Corporation
- Takehiro Motegi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus
- Patent number 6,798,727
- Issue date Sep 28, 2004
- Pioneer Corporation
- Takehiro Motegi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus
- Patent number 6,781,947
- Issue date Aug 24, 2004
- Pioneer Corporation
- Takehiro Motegi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical pickup device
- Publication number 20050232095
- Publication date Oct 20, 2005
- PIONEER CORPORATION
- Shota Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup and information reproducing apparatus having the same
- Publication number 20040165519
- Publication date Aug 26, 2004
- PIONEER CORPORATION
- Takehiro Motegi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup apparatus
- Publication number 20020036971
- Publication date Mar 28, 2002
- PIONEER CORPORATION
- Takehiro Motegi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup apparatus
- Publication number 20020036972
- Publication date Mar 28, 2002
- PIONEER CORPORATION
- Takehiro Motegi
- G11 - INFORMATION STORAGE