Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4705851 | Process for the preparation of 3-phosphoniummethyl-3-cephem compounds | Takao Takaya, Hisashi Takasugi, Takashi Masugi, Kohji Kawabata | 1987-11-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4705851 | Process for the preparation of 3-phosphoniummethyl-3-cephem compounds | Takao Takaya, Hisashi Takasugi, Takashi Masugi, Kohji Kawabata | 1987-11-10 |