Tadashi Okajima

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Yao, JP

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Patents Grantslast 30 patents

Information Patent Grant
Disc apparatus for reproducing a signal on a disc using a laser beam
- Patent number 7,187,631
- Issue date Mar 6, 2007
- Sanyo Electric Co., Ltd.
- Shigekazu Minechika
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk apparatus for projecting a laser beam onto a recording surface...
- Patent number 7,161,880
- Issue date Jan 9, 2007
- Sanyo Electric Co., Ltd.
- Tadashi Okajima
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk apparatus
- Patent number 7,120,096
- Issue date Oct 10, 2006
- Sanyo Electric Co., Ltd.
- Tadashi Okajima
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc apparatus
- Patent number 7,082,086
- Issue date Jul 25, 2006
- Sanyo Electric Co., Ltd.
- Tadashi Okajima
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk apparatus
- Patent number 6,975,565
- Issue date Dec 13, 2005
- Sanyo Electric Co., LTD
- Tadashi Okajima
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic focusing device of image pickup device and method of corr...
- Patent number 6,624,851
- Issue date Sep 23, 2003
- Sanyo Electric Co., Ltd.
- Tadashi Okajima
- G02 - OPTICS
Information Patent Grant
Disk apparatus with enhanced focal positioning
- Patent number 6,529,455
- Issue date Mar 4, 2003
- Sanyo Electric Co., Ltd.
- Tadashi Okajima
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Disc drive
- Publication number 20050174905
- Publication date Aug 11, 2005
- Tadashi Okajima
- G11 - INFORMATION STORAGE
Information Patent Application
Disk drive
- Publication number 20050152247
- Publication date Jul 14, 2005
- Shigekazu Minechika
- G11 - INFORMATION STORAGE
Information Patent Application
Disk unit
- Publication number 20050088930
- Publication date Apr 28, 2005
- Shigekazu Minechika
- G11 - INFORMATION STORAGE
Information Patent Application
Disk apparatus
- Publication number 20050018570
- Publication date Jan 27, 2005
- Tadashi Okajima
- G11 - INFORMATION STORAGE
Information Patent Application
Disk device
- Publication number 20040052197
- Publication date Mar 18, 2004
- Tadashi Okajima
- G11 - INFORMATION STORAGE