Hirokazu Yokota

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Kawasaki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydrophobic silica powder
- Patent number 11,691,885
- Issue date Jul 4, 2023
- Fuso Chemical Co., Ltd.
- Kazui Omokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
HYDROPHOBIC SILICA POWDER
- Publication number 20210061667
- Publication date Mar 4, 2021
- FUSO CHEMICAL CO., LTD.
- Kazui Omokawa
- C01 - INORGANIC CHEMISTRY
Information Patent Application
HYDROPHOBIC SILICA POWDER, METHOD FOR PRODUCING SAME, AND TONER RES...
- Publication number 20200348611
- Publication date Nov 5, 2020
- FUSO CHEMICAL CO., LTD.
- Hirokazu Yokota
- C01 - INORGANIC CHEMISTRY