Hirofumi Io

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical material and molded product thereof
- Patent number 9,128,238
- Issue date Sep 8, 2015
- Mitsui Chemicals, Inc.
- Tadahiro Sunaga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer, polymer preparation method, resist composition and pattern...
- Patent number 8,216,766
- Issue date Jul 10, 2012
- Shin-Etsu Chemical Co., Ltd.
- Takeru Watanabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fluorinated cycloolefin polymers, processes for preparation of fluo...
- Patent number 6,875,819
- Issue date Apr 5, 2005
- Mitsui Chemicals, Inc.
- Tadahiro Sunaga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrogenated ring-opening metathesis copolymer and process for prod...
- Patent number 6,800,720
- Issue date Oct 5, 2004
- Mitsui Chemicals, Inc.
- Yoshihiro Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL MATERIAL AND MOLDED PRODUCT THEREOF
- Publication number 20130030136
- Publication date Jan 31, 2013
- Mitsui Chemicals, Inc.
- Tadahiro Sunaga
- G02 - OPTICS
Information Patent Application
POLYMER, POLYMER PREPARATION METHOD, RESIST COMPOSITION AND PATTERN...
- Publication number 20090246686
- Publication date Oct 1, 2009
- Takeru WATANABE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Fluorinated cycloolefin polymers, processes for preparation of fluo...
- Publication number 20030187168
- Publication date Oct 2, 2003
- Tadahiro Sunaga
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Hydrogenated ring-opening metathesis copolymer and process for prod...
- Publication number 20020165328
- Publication date Nov 7, 2002
- Yoshihiro Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...