Takehiko Yorozu

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Toride, JP

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Patents Grantslast 30 patents

Information Patent Grant
Information recording apparatus
- Patent number 6,529,466
- Issue date Mar 4, 2003
- Hitachi, Ltd.
- Hideki Saga
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording apparatus
- Patent number 6,512,726
- Issue date Jan 28, 2003
- Hitachi, Ltd.
- Hideki Saga
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording apparatus
- Patent number 6,430,132
- Issue date Aug 6, 2002
- Hitachi, Ltd.
- Hideki Saga
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording apparatus
- Patent number 6,404,716
- Issue date Jun 11, 2002
- Hitachi, Ltd.
- Hideki Saga
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium
- Patent number 6,383,595
- Issue date May 7, 2002
- Hitachi, Ltd.
- Akemi Hirotsune
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Information recording apparatus
- Patent number 6,188,658
- Issue date Feb 13, 2001
- Hitachi, Ltd.
- Hideki Saga
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording apparatus
- Patent number 6,104,685
- Issue date Aug 15, 2000
- Hitachi, Ltd.
- Hideki Saga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium having multiple magnetic layers fo...
- Patent number 5,598,399
- Issue date Jan 28, 1997
- Hitachi Maxell, Ltd.
- Noriyuki Ogihara
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Information recording apparatus
- Publication number 20020041553
- Publication date Apr 11, 2002
- Hideki Saga
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording apparatus
- Publication number 20020041558
- Publication date Apr 11, 2002
- Hideki Saga
- G11 - INFORMATION STORAGE