Yoshimi Fujihara

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Patents Grantslast 30 patents

Information Patent Grant
Pyrrolopyridazine derivatives
- Patent number 6,063,782
- Issue date May 16, 2000
- Sankyo Company, Limited
- Tomio Kimura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-oxoquinoline-3-carboxylic acid derivatives their preparation and...
- Patent number 5,496,951
- Issue date Mar 5, 1996
- Sankyo Company, Limited
- Masayuki Iwata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Intermediates for certain 4-oxoquinoline-3-carboxylic acid derivatives
- Patent number 5,436,367
- Issue date Jul 25, 1995
- Sanko Company, Limited
- Masayuki Iwata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-oxoquinoline-3-carboxylic acid derivatives and their use
- Patent number 5,348,961
- Issue date Sep 20, 1994
- Sankyo Company Limited
- Masayuki Iwata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-oxoquinoline-3-carboxylic acid derivatives and their use
- Patent number 5,073,556
- Issue date Dec 17, 1991
- Sankyo Company Limited
- Masayuki Iwata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinoline-3-carboxylic acid derivatives
- Patent number 4,997,943
- Issue date Mar 5, 1991
- Sankyo Company Limited
- Masayuki Iwata
- C07 - ORGANIC CHEMISTRY