Tomokazu SUGAWARA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing tetrafluoromethane
- Patent number 11,220,471
- Issue date Jan 11, 2022
- Showa Denko K.K.
- Yohsuke Fukuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing tetrafluoromethane
- Patent number 11,040,931
- Issue date Jun 22, 2021
- Showa Denko K.K.
- Yohsuke Fukuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing tetrafluoromethane
- Patent number 11,034,636
- Issue date Jun 15, 2021
- Showa Denko K.K.
- Yohsuke Fukuchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Active energy ray-curable composition and cured product thereof
- Patent number 11,015,007
- Issue date May 25, 2021
- Showa Denko K.K.
- Mina Onishi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING HEXAFLUORO-1,3-BUTADIENE
- Publication number 20250011261
- Publication date Jan 9, 2025
- Resonac Corporation
- Kazuma TAKAHASHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING TETRAFLUOROMETHANE
- Publication number 20210363078
- Publication date Nov 25, 2021
- SHOWA DENKO K.K.
- Yohsuke FUKUCHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING TETRAFLUOROMETHANE
- Publication number 20210061733
- Publication date Mar 4, 2021
- SHOWA DENKO K.K.
- Yohsuke FUKUCHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PRODUCING TETRAFLUOROMETHANE
- Publication number 20200407295
- Publication date Dec 31, 2020
- SHOWA DENKO K.K.
- Yohsuke FUKUCHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ACTIVE ENERGY RAY-CURABLE COMPOSITION AND CURED PRODUCT THEREOF
- Publication number 20190040175
- Publication date Feb 7, 2019
- SHOWA DENKO K.K.
- Mina ONISHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...