Takeyoshi Nakayama

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Yao-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sizing agent for reinforcement fiber and applications thereof
- Patent number 11,518,857
- Issue date Dec 6, 2022
- Matsumoto Yushi-Seiyaku Co., Ltd.
- Atsushi Yabumoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acrylic-fiber finish for carbon-fiber production, acrylic fiber for...
- Patent number 9,200,384
- Issue date Dec 1, 2015
- Matsumoto Yushi-Seiyaku Co., Ltd.
- Yoshio Hashimoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acrylic-fiber finish, acrylic fiber for carbon-fiber production, an...
- Patent number 8,323,743
- Issue date Dec 4, 2012
- Matsumoto Yushi-Seiyaku Co., Ltd.
- Takeyoshi Nakayama
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
SIZING AGENT FOR REINFORCEMENT FIBER AND APPLICATIONS THEREOF
- Publication number 20210122888
- Publication date Apr 29, 2021
- Matsumoto Yushi-Seiyaku Co., Ltd
- Atsushi YABUMOTO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ACRYLIC-FIBER FINISH FOR CARBON-FIBER PRODUCTION, ACRYLIC FIBER FOR...
- Publication number 20150044125
- Publication date Feb 12, 2015
- Matsumoto Yushi-Seiyaku Co., Ltd
- Yoshio Hashimoto
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
ACRYLIC-FIBER FINISH, ACRYLIC FIBER FOR CARBON-FIBER PRODUCTION, AN...
- Publication number 20120021125
- Publication date Jan 26, 2012
- Matsumoto Yushi-Seiyaku Co., Ltd
- Takeyoshi Nakayama
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING