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Hiroyuki Amemiya
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical sheet and display device
Patent number
8,891,169
Issue date
Nov 18, 2014
Dai Nippon Printing Co., Ltd.
Tsuyoshi Kashiwagi
B32 - LAYERED PRODUCTS
Information
Patent Grant
Abrasive tape and method of producing the same
Patent number
5,908,476
Issue date
Jun 1, 1999
Dai Nippon Printing Co., Ltd.
Toshikazu Nishio
B24 - GRINDING POLISHING
Information
Patent Grant
Abrasive tape and method of producing the same
Patent number
5,868,806
Issue date
Feb 9, 1999
Dai Nippon Printing Co., Ltd.
Toshikazu Nishio
B24 - GRINDING POLISHING
Information
Patent Grant
Ionizing radiation-curable resin composition for optical article, o...
Patent number
5,714,218
Issue date
Feb 3, 1998
Dainippon Printing Co., Ltd.
Toshikazu Nishio
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Abrasive tape and method of producing the same
Patent number
5,709,598
Issue date
Jan 20, 1998
Dai Nippon Printing Co., Ltd.
Toshikazu Nishio
B24 - GRINDING POLISHING
Information
Patent Grant
Renticular lens, surface light source, and liquid crystal display a...
Patent number
5,592,332
Issue date
Jan 7, 1997
Dai Nippon Printing Co., Ltd.
Toshikazu Nishio
G02 - OPTICS
Information
Patent Grant
Decorative sheet
Patent number
5,429,857
Issue date
Jul 4, 1995
Dai Nippon Insatsu Kabushiki Kaisha
Hiroyuki Amemiya
B44 - DECORATIVE ARTS
Information
Patent Grant
Decorative sheet
Patent number
5,270,097
Issue date
Dec 14, 1993
Dai Nippon Insatsu Kabushiki Kaisha
Hiroyuki Amemiya
B44 - DECORATIVE ARTS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL SHEET AND DISPLAY DEVICE
Publication number
20110216416
Publication date
Sep 8, 2011
Tsuyoshi Kashiwagi
G02 - OPTICS