Akihiro Hatsusegawa

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Kyoto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Data transfer device, data transfer system, and data transfer method
- Patent number 7,418,532
- Issue date Aug 26, 2008
- Matsushita Electric Industrial Co., Ltd.
- Tatsuo Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Control apparatus and optical disk apparatus
- Patent number 7,257,052
- Issue date Aug 14, 2007
- Matsushita Electric Industrial Co., Ltd.
- Katsuya Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc controller and optical disc device having the same
- Patent number 7,075,867
- Issue date Jul 11, 2006
- Matsushita Electric Industrial Co., Ltd.
- Katsuya Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc controller and optical disc apparatus using the same
- Patent number 6,882,608
- Issue date Apr 19, 2005
- Matsushita Electric Industrial Co., Ltd.
- Katsuya Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Focus position adjustment device and optical disc drive apparatus
- Patent number 6,240,055
- Issue date May 29, 2001
- Matsushita Electric Industrial Co., Ltd.
- Kouichi Takamine
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical disc controller and optical disc device having the same
- Publication number 20050122874
- Publication date Jun 9, 2005
- Katsuya Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Control apparatus and optical disk apparatus
- Publication number 20030151987
- Publication date Aug 14, 2003
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Katsuya Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Data transfer device, data transfer system, and data transfer method
- Publication number 20030110332
- Publication date Jun 12, 2003
- Tatsuo Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical disc controller and optical disc apparatus using the same
- Publication number 20020181356
- Publication date Dec 5, 2002
- Katsuya Watanabe
- G11 - INFORMATION STORAGE