Kemmei Masuda

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Recording/reproducing apparatus
- Patent number 7,023,635
- Issue date Apr 4, 2006
- Hitachi, Ltd.
- Shigeru Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording/reproducing apparatus
- Patent number 6,717,761
- Issue date Apr 6, 2004
- Hitachi, Ltd.
- Shigeru Yamazaki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Magnetic recording and reproducing apparatus
- Publication number 20070019334
- Publication date Jan 25, 2007
- Akihisa Obata
- G11 - INFORMATION STORAGE
Information Patent Application
Recording/reproducing apparatus
- Publication number 20040169952
- Publication date Sep 2, 2004
- Hitachi, Ltd
- Shigeru Yamazaki
- G11 - INFORMATION STORAGE
Information Patent Application
Recording/reproducing apparatus
- Publication number 20010048565
- Publication date Dec 6, 2001
- Hitachi, Ltd.
- Shigeru Yamazaki
- G11 - INFORMATION STORAGE