Yasuhiro Ooi

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Shinjuku-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Water treatment method and water treatment flocculant
- Patent number 9,403,704
- Issue date Aug 2, 2016
- Kurita Water Industries, Ltd.
- Yasuhiro Ooi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR CLARIFYING INDUSTRIAL WATER
- Publication number 20180370825
- Publication date Dec 27, 2018
- KURITA WATER INDUSTRIES LTD.
- Yasuhiro OOI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
WATER TREATMENT METHOD AND WATER TREATMENT FLOCCULANT
- Publication number 20120241377
- Publication date Sep 27, 2012
- GUN EI CHEMICAL INDUSTRY CO., LTD.
- Yasuhiro Ooi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...