Hisashi Ebisawa

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Chofu, JP

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Patents Grantslast 30 patents

Information Patent Grant
4(3H)-Quinazolinone derivatives, process for production thereof, an...
- Patent number 4,451,467
- Issue date May 29, 1984
- Ishikawa; Masayuki
- Masayuki Ishikawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinazolinde-dione compounds, process for production thereof and ph...
- Patent number 4,405,623
- Issue date Sep 20, 1983
- Masayuki Ishikawa
- Masayuki Ishikawa
- C07 - ORGANIC CHEMISTRY