Yoshio Kawakami

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Tohbu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium having a magnetic layer containing abrasi...
- Patent number 5,567,502
- Issue date Oct 22, 1996
- TDK Corporation
- Hiroyuki Miyabara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,713,278
- Issue date Dec 15, 1987
- TDK Corporation
- Kuniichi Yoda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,524,108
- Issue date Jun 18, 1985
- TDK Corporation
- Yoshio Kawakami
- G11 - INFORMATION STORAGE