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Katsuaki Tsutsumi
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Oita, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Protective film and method for preparing same
Patent number
7,166,178
Issue date
Jan 23, 2007
Japan Polyolefins Co., Ltd.
Katsuaki Tsutsumi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Protective film and method for preparing same
Patent number
6,664,346
Issue date
Dec 16, 2003
Japan Polyolefins Co., Ltd.
Katsuaki Tsutsumi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylenic copolymer thermoplastic resin laminates
Patent number
5,693,424
Issue date
Dec 2, 1997
Showa Denko K.K.
Kazuyuki Watanabe
B32 - LAYERED PRODUCTS
Information
Patent Grant
Thermoplastic resin composition
Patent number
5,453,462
Issue date
Sep 26, 1995
Showa Denko K.K.
Kazuyuki Watanabe
B32 - LAYERED PRODUCTS
Information
Patent Grant
Resin composition and a molded article utilizing it
Patent number
5,395,895
Issue date
Mar 7, 1995
Showa Denko K.K.
Hirotaka Tagoshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Laminate and process for producing the same
Patent number
5,223,311
Issue date
Jun 29, 1993
Showa Denko K.K.
Katsuaki Tsutsumi
B32 - LAYERED PRODUCTS
Patents Applications
last 30 patents
Information
Patent Application
Protective film and method for preparing same
Publication number
20030207139
Publication date
Nov 6, 2003
Japan Polyolefins Co.
Katsuaki Tsutsumi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Protective film and method for preparing same
Publication number
20020146582
Publication date
Oct 10, 2002
JAPAN POLYOLEFINS CO. LTD.
Katsuaki Tsutsumi
B32 - LAYERED PRODUCTS