Tomoyuki Kotani

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Partially cyclized polyacrylonitrile polymer, polyacrylonitrile fla...
- Patent number 10,087,075
- Issue date Oct 2, 2018
- Mitsubishi Chemical Corporation
- Hikaru Nakayama
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing carbon-fiber bundles
- Patent number 9,157,172
- Issue date Oct 13, 2015
- Mitsubishi Rayon Co., Ltd.
- Yasuhito Tokoro
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
CARBON MATERIAL AND PRODUCTION METHOD FOR SAME
- Publication number 20180202079
- Publication date Jul 19, 2018
- MITSUBISHI CHEMICAL CORPORATION
- Manabu YAMATANI
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
PARTIALLY CYCLIZED POLYACRYLONITRILE POLYMER, POLYACRYLONITRILE FLA...
- Publication number 20160376151
- Publication date Dec 29, 2016
- Mitsubishi Rayon Co., Ltd.
- HIKARU NAKAYAMA
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
FLAME-RESISTANT FIBER BUNDLE, CARBON FIBER BUNDLE, AND PROCESSES FO...
- Publication number 20150274860
- Publication date Oct 1, 2015
- Mitsubishi Rayon Co., Ltd.
- Yoshihiro Sako
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
Method for Producing Carbon-Fiber Bundles
- Publication number 20130119572
- Publication date May 16, 2013
- Mitsubishi Rayon Co., Ltd.
- Yasuhito Tokoro
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING