Shukichi Ugamura

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Osaka-fu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of purifying N-(2-hydroxyethy)-2-pyrrolidone
- Patent number 6,726,811
- Issue date Apr 27, 2004
- Nippon Shokubai Co., Ltd.
- Shukichi Ugamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Gas-phase dehydration reaction process
- Patent number 6,489,515
- Issue date Dec 3, 2002
- Nippon Shokubai Co., Ltd.
- Hideyuki Kambe
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Composition of N-Alkenyl Carboxylic Acid Tertiary Amide
- Publication number 20090306402
- Publication date Dec 10, 2009
- Nippon Shokubai Co., Ltd.
- Shukichi Ugamura
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing an alkoxysilane
- Publication number 20030135062
- Publication date Jul 17, 2003
- Akira Kurusu
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of purifying N-(2-hydroxyethy)-2- pyrrolidone
- Publication number 20020139657
- Publication date Oct 3, 2002
- NIPPON SHOKUBAI CO., LTD.
- Shukichi Ugamura
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Gas-phase dehydration reaction process
- Publication number 20010014760
- Publication date Aug 16, 2001
- NIPPON SHOKUBAI CO., LTD.
- Hideyuki Kambe
- C07 - ORGANIC CHEMISTRY