Makoto Katou

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Water-soluble metal working oil agent
- Patent number 10,633,611
- Issue date Apr 28, 2020
- Sumitomo Seika Chemicals Co., Ltd.
- Toru Ido
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for producing medium-molecular-weight polyalkyleneoxide
- Patent number 9,199,901
- Issue date Dec 1, 2015
- Sumitomo Seika Chemicals Co., Ltd.
- Makoto Katou
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for production of alkyllene oxide polymers
- Patent number 6,979,722
- Issue date Dec 27, 2005
- Sumitomo Seika Chemicals Co., Ltd.
- Shigeki Hamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
WATER-SOLUBLE METAL WORKING OIL AGENT
- Publication number 20160083670
- Publication date Mar 24, 2016
- Sumitomo Seika Chemicals Co., Ltd.
- Toru IDO
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHOD FOR PRODUCING MEDIUM-MOLECULAR-WEIGHT POLYALKYLENEOXIDE
- Publication number 20150141705
- Publication date May 21, 2015
- Sumitomo Seika Chemicals Co., LTD
- Makoto Katou
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD OF REMOVING RESIDUAL ETHYLENE OXIDE MONOMER IN POLYETHYLENE...
- Publication number 20090036644
- Publication date Feb 5, 2009
- SUMITOMO SEIKA CHEMICALS CO., LTD.
- Shinji Kobayashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for production of alkyllene oxide polymers
- Publication number 20040087718
- Publication date May 6, 2004
- Shigeki Hamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...