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Kazutoshi TSUJI
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Osaka-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Diverting agent and method of filling fracture in well using the same
Patent number
11,597,870
Issue date
Mar 7, 2023
Mitsubishi Chemical Corporation
Kazutoshi Tsuji
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polyvinyl alcohol resin composition and molded article thereof
Patent number
8,569,414
Issue date
Oct 29, 2013
The Nippon Synthetic Chemical Industry Co., Ltd.
Mitsuo Shibutani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
DIVERTING AGENT AND METHOD OF FILLING FRACTURE IN WELL USING THE SAME
Publication number
20230147740
Publication date
May 11, 2023
MITSUBISHI CHEMICAL CORPORATION
Kazutoshi TSUJI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
DIVERTING AGENT AND METHOD OF FILLING FRACTURE IN WELL USING THE SAME
Publication number
20200172796
Publication date
Jun 4, 2020
MITSUBISHI CHEMICAL CORPORATION
Kazutoshi TSUJI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYVINYL ALCOHOL RESIN COMPOSITION AND MOLDED ARTICLE THEREOF
Publication number
20120157627
Publication date
Jun 21, 2012
The Nippon Synthetic Chemical Industry Co., Ltd.
Mitsuo SHIBUTANI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Pearl Like Polyvinyl Alcohol Particles, Production Process Thereof...
Publication number
20090246166
Publication date
Oct 1, 2009
THE NIPPON SYNTHETIC CHEMICAL INDUSTRY CO., LTD.
Mitsuo Shibutani
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE