Yasuyuki Hozumi

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Kannami, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for information recording and reproducing usin...
- Patent number 6,728,074
- Issue date Apr 27, 2004
- Hitachi, Ltd.
- Kazuyoshi Hanada
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording and reproducing apparatus with an air force l...
- Patent number 6,717,774
- Issue date Apr 6, 2004
- Hitachi, Ltd.
- Kazuyoshi Hanada
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Information recording and reproducing apparatus
- Publication number 20020080528
- Publication date Jun 27, 2002
- Kazuyoshi Hanada
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording and reproducing apparatus
- Publication number 20020075603
- Publication date Jun 20, 2002
- Kazuyoshi Hanada
- G11 - INFORMATION STORAGE