Waichi Nagashiro

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming lubricating film and a method of preparing magnet...
- Patent number 5,149,564
- Issue date Sep 22, 1992
- Hitachi, Ltd.
- Atsushi Kato
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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 4,789,581
- Issue date Dec 6, 1988
- Hitachi, Ltd.
- Hajime Fukke
- G11 - INFORMATION STORAGE
Information Patent Grant
Composition of magnetic recording media
- Patent number 4,238,341
- Issue date Dec 9, 1980
- Hitachi, Ltd.
- Yoshiki Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing a paint composite for magnetic films
- Patent number 4,229,312
- Issue date Oct 21, 1980
- Hitachi, Ltd.
- Waichi Nagashiro
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for the preparation of magnetic recording medium
- Patent number 4,189,508
- Issue date Feb 19, 1980
- Hitachi, Ltd.
- Katsuyoshi Chiba
- G11 - INFORMATION STORAGE