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Yasuharu Mizumoto
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Shizuoka, JP
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last 30 patents
Information
Patent Grant
Electromagnetic wave shielding sheet
Patent number
6,228,509
Issue date
May 8, 2001
Tomoegawa Paper Co., Ltd.
Yasuharu Mizumoto
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for producing an insulating polyolefin laminated paper
Patent number
4,964,933
Issue date
Oct 23, 1990
Sumitomo Electric Industries, Ltd.
Ryosuke Hata
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Electric power supply cable using insulating polyolefin laminate paper
Patent number
4,859,804
Issue date
Aug 22, 1989
Sumitomo Electric Industries
Ryosuke Hata
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Insulating polyolefin laminate paper and method for producing same,...
Patent number
4,762,965
Issue date
Aug 9, 1988
Sumitomo Electric Industries, Ltd.
Ryosuke Hata
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Insulating polyolefin laminate paper and method for producing same,...
Patent number
4,673,607
Issue date
Jun 16, 1987
Sumitomo Electric Industries, Ltd.
Ryosuke Hata
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Electrically insulating laminate paper for oil-impregnated electric...
Patent number
4,571,357
Issue date
Feb 18, 1986
Sumitomo Electric Industries, Ltd.
Ryosuke Hata
B32 - LAYERED PRODUCTS