Kiyoshi Imamura

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Toyonaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optically active ester derivatives, preparation process thereof, li...
- Patent number 5,385,693
- Issue date Jan 31, 1995
- Sumitomo Chemical Company, Limited
- Takayuki Higashii
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optically active aromatic compounds, preparation process therefor,...
- Patent number 5,374,376
- Issue date Dec 20, 1994
- Sumitomo Chemical Company, Limited
- Takayuki Higashii
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Optically active ester derivatives, preparation process thereof, li...
- Patent number 5,264,151
- Issue date Nov 23, 1993
- Sumitomo Chemical Company, Limited
- Takayuki Higashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optically active ester derivatives, preparation process thereof, li...
- Patent number 5,124,070
- Issue date Jun 23, 1992
- Sumitomo Chemical Company, Limited
- Takayuki Higashii
- C07 - ORGANIC CHEMISTRY