Kotaro Hata

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording medium
- Patent number 4,797,324
- Issue date Jan 10, 1989
- Nippon Zeon Company, Ltd
- Kotaro Hata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,789,599
- Issue date Dec 6, 1988
- Nippon Zeon Co., Ltd.
- Eitaro Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,748,084
- Issue date May 31, 1988
- Nippon Zeon Co., Ltd.
- Kotaro Hata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording media
- Patent number 4,707,410
- Issue date Nov 17, 1987
- Nippon Zeon Co., Ltd.
- Kotaro Hata
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic paint for magnetic recording media
- Patent number 4,707,411
- Issue date Nov 17, 1987
- Nippon Zeon Co., Ltd.
- Akira Nakayama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Electron-beam reactive magnetic coating composition for magnetic re...
- Patent number 4,600,521
- Issue date Jul 15, 1986
- Nippon Zeon Co., Ltd.
- Eitaro Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic paint for magnetic recording media
- Patent number 4,594,174
- Issue date Jun 10, 1986
- Nippon Zeon Co., Ltd.
- Akira Nakayama
- G11 - INFORMATION STORAGE