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Nishitokyo-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Method of producing a plastic polarized lens
Patent number
8,496,859
Issue date
Jul 30, 2013
Mitsui Chemicals, Inc.
Toru Miura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Plastic polarized lens and method of producing the same
Patent number
7,967,434
Issue date
Jun 28, 2011
Mitsui Chemicals, Inc.
Toru Miura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
PLASTIC POLARIZED LENS AND METHOD OF PRODUCING THE SAME
Publication number
20110215493
Publication date
Sep 8, 2011
MITSUI CHEMICALS, INC.
Toru Miura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Plastic polarized lens and method of producing the same
Publication number
20080036964
Publication date
Feb 14, 2008
MITSUI CHEMICALS, INC.
Toru Miura
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL