Hiromasa Okita

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Powder grinding method and powder grinding machine
- Patent number 11,045,815
- Issue date Jun 29, 2021
- Sakai Chemical Industry Co., Ltd.
- Koichi Tsuda
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

Information Patent Application
POWDER GRINDING METHOD AND POWDER GRINDING MACHINE
- Publication number 20200156081
- Publication date May 21, 2020
- SAKAI CHEMICAL INDUSTRY CO., LTD.
- Koichi TSUDA
- C01 - INORGANIC CHEMISTRY
Information Patent Application
FLAME-RETARDANT AGENT AND FLAME-RETARDANT RESIN COMPOSITION
- Publication number 20140200292
- Publication date Jul 17, 2014
- SAKAI CHEMICAL INDUSTRY CO., LTD.
- Hiromasa Okita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
(POLY) PIPERAZINE PYROPHOSPHATE POWDER AND MANUFACTURING METHOD THE...
- Publication number 20120190779
- Publication date Jul 26, 2012
- SAKAI CHEMICAL INDUSTRY CO., LTD.
- Hiromasa Okita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...