Fuzio Maeda

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Odawara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium and method for producing the same
- Patent number 5,000,982
- Issue date Mar 19, 1991
- Hitachi, Ltd.
- Heigo Ishihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and method for producing the same
- Patent number 4,985,295
- Issue date Jan 15, 1991
- Hitachi, Ltd.
- Heigo Ishihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,721,646
- Issue date Jan 26, 1988
- Hitachi, Ltd.
- Keigo Iechika
- G11 - INFORMATION STORAGE