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Hiroshi Yamakawa
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Mie, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Photocrosslinkable polymer, insulating film, planarization film, ly...
Patent number
12,291,587
Issue date
May 6, 2025
Tosoh Corporation
Hiroshi Yamakawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Sulfur-containing cyclic olefin resin and its production method
Patent number
7,709,583
Issue date
May 4, 2010
Tosoh Corporation
Takashi Okada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aromatic amide block copolymer and process of producing the same
Patent number
7,129,314
Issue date
Oct 31, 2006
Tosoh Corporation
Hiroshi Miyata
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Esteramide copolymers and production thereof
Patent number
5,811,495
Issue date
Sep 22, 1998
Tosoh Corporation
Isamu Kirikihira
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ester-amide block copolymer and process for producing same
Patent number
5,760,143
Issue date
Jun 2, 1998
Tosoh Corporation
Yuji Kubo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Chloroprene polymer
Patent number
5,089,601
Issue date
Feb 18, 1992
Tosoh Corporation
Shinji Ozoe
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
FLUORORESIN
Publication number
20240158551
Publication date
May 16, 2024
TOSOH CORPORATION
Kota SAKAGUCHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FLUORORESIN AND METHOD FOR PRODUCING SAME
Publication number
20230118752
Publication date
Apr 20, 2023
TOSOH CORPORATION
Kota SAKAGUCHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PHOTOCROSSLINKABLE POLYMER, INSULATING FILM, PLANARIZATION FILM, LY...
Publication number
20210135115
Publication date
May 6, 2021
TOSOH CORPORATION
Hiroshi YAMAKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SULFUR-CONTAINING CYCLIC OLEFIN RESIN AND ITS PRODUCTION METHOD
Publication number
20090069503
Publication date
Mar 12, 2009
TOSOH CORPORATION
Takashi Okada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Aromatic amide block copolymer and process of producing the same
Publication number
20050090639
Publication date
Apr 28, 2005
TOSOH CORPORATION
Hiroshi Miyata
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...