Company Filing History:

4 out of 122

Maruzen Petrochemical Company, Limited

patents

Years Active: 2003-2012

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8163852 - Resist polymer and method for producing the polymer (2012-04-24),

2. 7342087 - Method for prevention of increase in particles in copolymer for semiconductor resist (2008-03-11),

3. 7045582 - Preparation process of copolymer for semiconductor lithography and a copolymer for semiconductor lithography available by this process (2006-05-16),

4. 6627714 - Method for producing an olefin type copolymer having a cyclic structure (2003-09-30),

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For the Inventor, By the Inventor

Kazuhiko Mizuno

Location History:

Company Filing History:

Years Active: 2003-2012