MASANAO WAKIKAWA

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KADOMA-SHI, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical disk drive including a first base portion and a movable sec...
- Patent number 6,886,176
- Issue date Apr 26, 2005
- Matsushita Electric Industries Co., Ltd.
- Yuji Ariyoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Mechanism for moving an optical head in an optical disk apparatus
- Patent number 6,813,236
- Issue date Nov 2, 2004
- Matsushita Electric Industrial Co., Ltd.
- Kozo Ezawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk drive including a first base portion and a movable sec...
- Patent number 6,741,536
- Issue date May 25, 2004
- Matsushita Electric Industrial Co., Ltd.
- Yuji Ariyoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and production method of optical pickup devic...
- Patent number 6,347,069
- Issue date Feb 12, 2002
- Matsushita Electric Industrial Co, LTD
- Masanao Wakikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device
- Patent number 6,335,914
- Issue date Jan 1, 2002
- Matsushita Electric Industrial Co., Ltd.
- Toru Tanaka
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical disk drive including a first base portion and a movable sec...
- Publication number 20030193874
- Publication date Oct 16, 2003
- Yuji Ariyoshi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE
- Publication number 20010030926
- Publication date Oct 18, 2001
- TORU TANAKA
- G11 - INFORMATION STORAGE