Tetsuya FUKASAWA

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Gunma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas composition for dry etching and dry etching method
- Patent number 10,629,449
- Issue date Apr 21, 2020
- Kanto Denka Kogyo Co., Ltd.
- Yoshinao Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gas composition for dry etching and dry etching method
- Patent number 10,431,472
- Issue date Oct 1, 2019
- Kanto Denka Kogyo Co., Ltd.
- Yoshinao Takahashi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
COATED ZIRCONIA FINE PARTICLE AND METHOD FOR PRODUCING THE SAME
- Publication number 20230038575
- Publication date Feb 9, 2023
- KANTO DENKA KOGYO CO., LTD.
- Yuki GOTO
- C01 - INORGANIC CHEMISTRY
Information Patent Application
GAS COMPOSITION FOR DRY ETCHING AND DRY ETCHING METHOD
- Publication number 20190057878
- Publication date Feb 21, 2019
- Kanto Denka Kogyo Co., LTD.
- Yoshinao TAKAHASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
GAS COMPOSITION FOR DRY ETCHING AND DRY ETCHING METHOD
- Publication number 20180108537
- Publication date Apr 19, 2018
- Kanto Denka Kogyo Co., LTD.
- Yoshinao TAKAHASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...