Hirofumi Kato

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Epoxy resin composition and cured product thereof
- Patent number 12,043,697
- Issue date Jul 23, 2024
- Sumitomo Chemical Company, Limited
- Hirofumi Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of producing purified optically acitve 4-amino-3-(substitute...
- Patent number 8,791,295
- Issue date Jul 29, 2014
- Sumitomo Chemical Company, Limited
- Kazuo Murakami
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
EPOXY RESIN COMPOSITION AND CURED PRODUCT THEREOF
- Publication number 20240254279
- Publication date Aug 1, 2024
- Sumitomo Chemical Company, Limited
- Kenichi TAKEUCHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
EPOXY RESIN COMPOSITION AND CURED PRODUCT THEREOF
- Publication number 20230212385
- Publication date Jul 6, 2023
- Sumitomo Chemical Company, Limited
- Kenichi TAKEUCHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
EPOXY RESIN COMPOSITION AND CURED PRODUCT THEREOF
- Publication number 20220025106
- Publication date Jan 27, 2022
- Sumitomo Chemical Company, Limited
- Hirofumi KATO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD OF PRODUCING PURIFIED OPTICALLY ACITVE 4-AMINO-3-(SUBSTITUTE...
- Publication number 20110087049
- Publication date Apr 14, 2011
- Sumitomo Chemical Company, Limited
- Kazuo Murakami
- C07 - ORGANIC CHEMISTRY