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Michihide Yamauchi
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Tochigi, JP
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last 30 patents
Information
Patent Grant
Wrapping films
Patent number
6,551,687
Issue date
Apr 22, 2003
Kao Corporation
Nobuya Sato
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Magnetic recording medium and manufacturing the same
Patent number
5,560,977
Issue date
Oct 1, 1996
Kao Corporation
Yuzo Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording apparatus having reduced friction sliding parts
Patent number
5,162,962
Issue date
Nov 10, 1992
Kao Corporation
Michihide Yamauchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Glasslike carbon composite material and method of preparing the same
Patent number
4,958,998
Issue date
Sep 25, 1990
Kao Corporation
Michihide Yamauchi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Glass-like carbon material, method for manufacturing the same, and...
Patent number
4,774,140
Issue date
Sep 27, 1988
Kao Corporation
Masanobu Wakasa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Substrate for a magnetic disc and method manufacturing same
Patent number
4,716,078
Issue date
Dec 29, 1987
Kao Corporation
Nobuyuki Kishine
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium
Patent number
4,661,402
Issue date
Apr 28, 1987
Kao Corporation
Nobuyuki Kishine
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head for a perpendicular magnetic recording system
Patent number
4,644,431
Issue date
Feb 17, 1987
Kao Corporation
Nobuyuki Kishine
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head comprised of an improved base substance for high dens...
Patent number
4,642,720
Issue date
Feb 10, 1987
Kao Corporation
Nobuyuki Kishine
G11 - INFORMATION STORAGE