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Patents Grantslast 30 patents

Information Patent Grant
Vinylsulfonic anhydride, method for producing same, and method for...
- Patent number 11,649,205
- Issue date May 16, 2023
- Asahi Kasei Kabushiki Kaisha
- Nobuyuki Uematsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production process of α-hydroxy acids
- Patent number 8,940,934
- Issue date Jan 27, 2015
- ASAHI KASEI CHEMICALS CORPORATION
- Makoto Okamoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polycarboxylic acid mixture
- Patent number 7,262,256
- Issue date Aug 28, 2007
- ASAHI KASEI CHEMICALS CORPORATION
- Hideki Date
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
VINYLSULFONIC ANHYDRIDE, METHOD FOR PRODUCING SAME, AND METHOD FOR...
- Publication number 20210269395
- Publication date Sep 2, 2021
- Asahi Kasei Kabushiki Kaisha
- Nobuyuki UEMATSU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process For Producing Phosphonitrilic Acid Ester
- Publication number 20080091050
- Publication date Apr 17, 2008
- ASAHI KASEI CHEMICAL CORPORATION
- Kotaro Kuwata
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Polycarboxylic acid mixture
- Publication number 20050010021
- Publication date Jan 13, 2005
- Hideki Date
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...