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Yamaguchi-ken, JP
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Patents Grants
last 30 patents
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Patent Grant
Preventive film for polarizer and polarizing plate using the same
Patent number
7,138,703
Issue date
Nov 21, 2006
Toyo Kohan Co., Ltd.
Norimasa Maida
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Patents Applications
last 30 patents
Information
Patent Application
FILM PRODUCTION APPARATUS AND METHOD FOR PRODUCING FILM
Publication number
20130099413
Publication date
Apr 25, 2013
TOYO KOHAN CO.LTD
Hiroshi Inazawa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Web Floating and Conveying Device and Method of Manufacturing Same
Publication number
20120213599
Publication date
Aug 23, 2012
TOYO KOHAN CO., LTD
Hiroshi Inazawa
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Patent Application
Preventive film for polarizing film and preventive film for releasa...
Publication number
20050151230
Publication date
Jul 14, 2005
TOYO KOHAN CO., LTD
Norimasa Maida
G02 - OPTICS
Information
Patent Application
Preventive film for polarizer and polarizing plate using the same
Publication number
20050128613
Publication date
Jun 16, 2005
Toyo Kohan Co.,Ltd.
Norimasa Maida
B32 - LAYERED PRODUCTS