Norio Kawamura

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Patents Grantslast 30 patents

Information Patent Grant
Transition metal complex, catalyst for olefin polymerization, and p...
- Patent number 6,066,704
- Issue date May 23, 2000
- Sumitomo Chemical Company, Limited
- Hiroaki Katayama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Olefin polymerization catalyst component
- Patent number 6,034,190
- Issue date Mar 7, 2000
- Sumitomo Chemical Company, Limited
- Hiroaki Katayama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Olefin polymerization catalyst component
- Patent number 5,840,646
- Issue date Nov 24, 1998
- Sumitomo Chemical Company, Limited
- Hiroaki Katayama
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing optically active arylacetic acid derivative
- Patent number 4,762,948
- Issue date Aug 9, 1988
- Sumitomo Chemical Company, Limited
- Yoshihiko Ito
- C07 - ORGANIC CHEMISTRY