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Toshiaki Otsu
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Itoigawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method of producing a chloroprene-based polymer, polychloroprene la...
Patent number
9,493,683
Issue date
Nov 15, 2016
DENKA COMPANY LIMITED
Naoki Kobayashi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for producing polychloroprene latex, polychloroprene latex,...
Patent number
8,487,060
Issue date
Jul 16, 2013
Denki Kagaku Kogyo Kabushiki Kaisha
Naoki Kobayashi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for producing olefin/aromatic vinyl copolymer
Patent number
7,022,794
Issue date
Apr 4, 2006
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transition metal catalyst component for polymerization, and method...
Patent number
6,891,004
Issue date
May 10, 2005
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cross-copolymerized olefin/aromatic vinyl compound/diene copolymer...
Patent number
6,878,779
Issue date
Apr 12, 2005
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cross-copolymerized olefin/aromatic vinyl compound/diene copolymer...
Patent number
6,803,422
Issue date
Oct 12, 2004
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Medical Device
Patent number
6,630,215
Issue date
Oct 7, 2003
Denki Kagaku Kogyo Kabushiki Kaisha
Takeshi Oda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cross-copolymerized olefin/aromatic vinyl/diene copolymer and proce...
Patent number
6,566,453
Issue date
May 20, 2003
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cross-copolymerized olefin/styrene/diene copolymer, process for the...
Patent number
6,559,234
Issue date
May 6, 2003
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transition metal catalyst component for polymerization, aromatic vi...
Patent number
6,489,424
Issue date
Dec 3, 2002
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene-aromatic vinyl compound copolymer and method for its produ...
Patent number
6,472,490
Issue date
Oct 29, 2002
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Film and stretch packaging film
Patent number
6,417,308
Issue date
Jul 9, 2002
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene/aromatic vinyl copolymer and molded product thereof
Patent number
6,410,673
Issue date
Jun 25, 2002
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene-aromatic vinyl compound copolymer and method for its produ...
Patent number
6,348,556
Issue date
Feb 19, 2002
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transition metal compound as catalyst component for polymerization,...
Patent number
6,329,479
Issue date
Dec 11, 2001
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Transition metal compound as catalyst component in method for produ...
Patent number
6,235,855
Issue date
May 22, 2001
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Ethylene-aromatic vinyl compound copolymer and method for its produ...
Patent number
6,066,709
Issue date
May 23, 2000
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ethylene-aromatic vinyl compound copolymer and method for its produ...
Patent number
5,883,213
Issue date
Mar 16, 1999
Denki Kagaku Kogyo Kabushiki Kaisha
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
BLADDER FOR TIRE VULCANIZATION
Publication number
20150352747
Publication date
Dec 10, 2015
Denki Kagaku Kogyo Kabushiki Kaisha
Satoru IKARI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHOD OF PRODUCING A CHLOROPRENE-BASED POLYMER, POLYCHLOROPRENE LA...
Publication number
20120172523
Publication date
Jul 5, 2012
TOHOKU UNIVERSITY
Naoki Kobayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR PRODUCING POLYCHLOROPRENE LATEX, POLYCHLOROPRENE LATEX,...
Publication number
20120142859
Publication date
Jun 7, 2012
Tohoku University
Naoki Kobayashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCHLOROPRENE, PROCESS FOR PRODUCTION OF SAME, AND ADHESIVES CONT...
Publication number
20120130008
Publication date
May 24, 2012
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Hiroshi Tamai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SULFUR-MODIFIED CHLOROPRENE ELASTOMER COMPOSITION AND THE BLEND AND...
Publication number
20120022195
Publication date
Jan 26, 2012
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Toshiaki Miyauchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCHLOROPRENE ELASTOMER COMPOSITION, AND PRODUCTION METHOD- AND...
Publication number
20120022196
Publication date
Jan 26, 2012
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Toshiaki Miyauchi
B60 - VEHICLES IN GENERAL
Information
Patent Application
PROCESS FOR CONTINUOUSLY PRODUCING MONOSILANE
Publication number
20100074824
Publication date
Mar 25, 2010
Denki Kagaku Kogyo Kabushiki Kaisha
Toshiaki Otsu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Cross-copolymerized olefin/aromatic vinyl compound/diene copolymer...
Publication number
20040147681
Publication date
Jul 29, 2004
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for producing olefin/aromatic vinyl compound copolymer
Publication number
20040102588
Publication date
May 27, 2004
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Transition metal catalyst component for polymerization, and method...
Publication number
20030149201
Publication date
Aug 7, 2003
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Transition metal catalyst component for polymerization and process...
Publication number
20030096926
Publication date
May 22, 2003
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Cross-copolymerized olefin/aromatic vinyl compound/diene copolymer...
Publication number
20020161130
Publication date
Oct 31, 2002
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Transition metal catalyst component for polymerization, aromatic vi...
Publication number
20010051699
Publication date
Dec 13, 2001
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Toru Arai
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Film and stretch packaging film
Publication number
20010012879
Publication date
Aug 9, 2001
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Toru Arai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...