Takeshi Doi

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Fujisawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Recording current control method and magnetic disk drive
- Patent number 7,023,641
- Issue date Apr 4, 2006
- Hitachi Global Storage Technologies Japan, Ltd.
- Takeshi Doi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive with a head oscillation function and the contro...
- Patent number 6,747,833
- Issue date Jun 8, 2004
- Hitachi, Ltd.
- Masayoshi Shimokoshi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Recording current control method and magnetic disk drive
- Publication number 20040184177
- Publication date Sep 23, 2004
- Hitachi Global Storage Technologies Japan, Ltd.
- Takeshi Doi
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic disk drive and the control method thereof
- Publication number 20020089778
- Publication date Jul 11, 2002
- Masayoshi Shimokoshi
- G11 - INFORMATION STORAGE