Takanori Hamana

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Patents Grantslast 30 patents

Information Patent Grant
Tungsten hexafluoride manufacturing method, tungsten hexafluoride p...
- Patent number 12,304,833
- Issue date May 20, 2025
- Central Glass Company, Limited
- Mitsuya Ohashi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing trifluoromethanesulfonyl chloride
- Patent number 6,156,930
- Issue date Dec 5, 2000
- Central Glass Company, Limited
- Kaoru Mori
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing trifluoromethanesulfonic acid anhydride
- Patent number 5,004,829
- Issue date Apr 2, 1991
- Central Glass Company, Limited
- Minoru Aramaki
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
TUNGSTEN HEXAFLUORIDE MANUFACTURING METHOD, TUNGSTEN HEXAFLUORIDE P...
- Publication number 20220153606
- Publication date May 19, 2022
- Central Glass Company, Limited
- Mitsuya OHASHI
- C01 - INORGANIC CHEMISTRY