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Hiroaki Kuwahara
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Yamaguchi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Thermosetting resin composition, film adhesive, prepreg, and produc...
Patent number
12,084,546
Issue date
Sep 10, 2024
Teijin Limited
Miki Horikawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Prepreg, method for producing same, and method for producing fiber-...
Patent number
11,820,858
Issue date
Nov 21, 2023
Teijin Limited
Akimichi Oda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Prepreg, fiber-reinforced composite material and surface-modified r...
Patent number
11,352,472
Issue date
Jun 7, 2022
Teijin Limited
Kazuma Kurokawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Epoxy compound, epoxy resin, epoxy resin composition, cured resin p...
Patent number
11,319,404
Issue date
May 3, 2022
Teijin Limited
Suguru Ozawa
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Boron nitride-based fiber paper and manufacturing process thereof
Patent number
8,025,766
Issue date
Sep 27, 2011
Teijin Limited
Hiroaki Kuwahara
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Dope and process for the production of fiber from the dope
Patent number
7,838,622
Issue date
Nov 23, 2010
Teijin Limited
Masayuki Chokai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electrolytic membrane
Patent number
7,833,644
Issue date
Nov 16, 2010
Teijin Limited
Masayuki Chokai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Carbon nanotube coated with aromatic condensation polymer
Patent number
7,754,328
Issue date
Jul 13, 2010
Teijin Limited
Masayuki Chokai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rigid heterocyclic polymer, production process thereof, and fibers...
Patent number
7,652,124
Issue date
Jan 26, 2010
Teijin Limited
Masayuki Chokai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymer for carbon fiber precursor
Patent number
7,338,997
Issue date
Mar 4, 2008
Teijin Limited
Hiroaki Kuwahara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Stereoregular polar vinyl polymers and methods of making the same
Patent number
7,091,293
Issue date
Aug 15, 2006
North Carolina State University
Hiroaki Kuwahara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Gel-form pressure-sensitive adhesive, and adhesive material and adh...
Patent number
6,433,054
Issue date
Aug 13, 2002
Teijin Limited
Takeyuki Kawaguchi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Application of sulfone, ketone and ester containing polyalkyl ether...
Patent number
6,166,168
Issue date
Dec 26, 2000
Teijin Limited
Hiroaki Kuwahara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Application of sulfone, ketone and ester containing polyalkyl ether...
Patent number
5,969,082
Issue date
Oct 19, 1999
Teijin Limited
Hiroaki Kuwahara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
PREPREG, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING FIBER-...
Publication number
20230331906
Publication date
Oct 19, 2023
TEIJIN LIMITED
Akimichi ODA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
THERMOSETTING RESIN COMPOSITION, FILM ADHESIVE, PREPREG, AND PRODUC...
Publication number
20220017698
Publication date
Jan 20, 2022
TEIJIN LIMITED
Miki HORIKAWA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
EPOXY COMPOUND, EPOXY RESIN, EPOXY RESIN COMPOSITION, CURED RESIN P...
Publication number
20210292471
Publication date
Sep 23, 2021
TEIJIN LIMITED
Suguru OZAWA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
EPOXY RESIN COMPOSITION, PREPREG, FIBER REINFORCED COMPOSITE MATERI...
Publication number
20200407548
Publication date
Dec 31, 2020
TEIJIN LIMITED
Suguru OZAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PREPREG, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING FIBER-...
Publication number
20200291198
Publication date
Sep 17, 2020
TEIJIN LIMITED
Akimichi ODA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PREPREG, FIBER-REINFORCED COMPOSITE MATERIAL AND SURFACE-MODIFIED R...
Publication number
20190062511
Publication date
Feb 28, 2019
TEIJIN LIMITED
Kazuma KUROKAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
BORON NITRIDE NANOSHEET, METHOD FOR PRODUCING BORON NITRIDE NANOSHE...
Publication number
20110086965
Publication date
Apr 14, 2011
NATIONAL INSTITUTE FOR MATERIALS SCIENCE
Chunyi ZHI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POLYAMIDE
Publication number
20100234538
Publication date
Sep 16, 2010
TEIJIN LIMITED
Masayuki Chokai
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
POLYAZOLE FIBER AND PROCESS FOR THE PRODUCTION THEREOF
Publication number
20100222544
Publication date
Sep 2, 2010
TEIJIN LIMITED
Masayuki Chokai
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
POLYBENZAZOLES AND POLYBENZAZOLE PRECURSORS
Publication number
20100121017
Publication date
May 13, 2010
TIEJIN ARAMID B.V.
Anton Peter De Weijer
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
BORON NITRIDE-BASED FIBER PAPER AND MANUFACTURING PROCESS THEREOF
Publication number
20100108276
Publication date
May 6, 2010
TEIJIN LIMITED
Hiroaki Kuwahara
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
RESIN COMPOSITION AND PROCESS FOR THE PRODUCTION THEREOF
Publication number
20090221734
Publication date
Sep 3, 2009
TEIJIN LIMITED
Hiroaki Kuwahara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DOPE AND PROCESS FOR THE PRODUCTION OF FIBER FROM THE DOPE
Publication number
20090127735
Publication date
May 21, 2009
TEIJIN LIMITED
Masayuki Chokai
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
MOLDING DOPE
Publication number
20090088505
Publication date
Apr 2, 2009
TEIJIN LIMITED
Masayuki Chokai
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Rigid Heterocyclic Polymer, Production Process Thereof, and Fibers...
Publication number
20080214772
Publication date
Sep 4, 2008
Masayuki Chokai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Electrolytic Membrane
Publication number
20080166619
Publication date
Jul 10, 2008
TEIJIN LIMITED
Masayuki Chokai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymer for carbon fiber precursor
Publication number
20060183834
Publication date
Aug 17, 2006
TEIJIN LIMITED
Hiroaki Kuwahara
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Carbon nanotube coated with aromatic condensation polymer
Publication number
20060051579
Publication date
Mar 9, 2006
TEIJIN LIMITED
Masayuki Chokai
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Stereoregular polar vinyl polymers and methods of making the same
Publication number
20050176904
Publication date
Aug 11, 2005
Hiroaki Kuwahara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...