Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4246405 | Method for preparation of .beta.-lactam compound | Takao Takaya, Takashi Masugi | 1981-01-20 |
| 4220647 | 1,2,3,4-Tetrahydroisoquinolines and the preparation thereof | Teiji Kishimoto, Masayuki Kato | 1980-09-02 |
| 4220761 | 7-[Substituted oximinoacetamido]-3-[hydroxy alkyltetrazolo]cephalosporin derivatives | Takao Takaya, Takashi Masugi, Hisashi Takasugi | 1980-09-02 |