Hiroyuki Akashi

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Patents Grantslast 30 patents

Information Patent Grant
4,4'-biphenylenediphosphonite compound and use thereof
- Patent number 5,300,257
- Issue date Apr 5, 1994
- Yoshitomi Pharmaceutical Industries, Ltd.
- Hiroyuki Akashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkanedicarboxylic diester compounds
- Patent number 4,713,474
- Issue date Dec 15, 1987
- Yoshitomi Pharmaceutical Industries, Ltd.
- Hiroyuki Akashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...