Mika Tomita

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Chromone derivative, and aldose reductase inhibitor comprising said...
- Patent number 5,675,023
- Issue date Oct 7, 1997
- Tsumura & Co.
- Yasushi Igarashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chromone derivative, and aldose reductase inhibitor comprising said...
- Patent number 5,627,204
- Issue date May 6, 1997
- Tsumura & Company
- Yasushi Igarashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chromone derivative, and aldose reductase inhibitor comprising said...
- Patent number 5,455,267
- Issue date Oct 3, 1995
- Tsumura & Co.
- Yasushi Igarashi
- C07 - ORGANIC CHEMISTRY