Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317907 | Process for producing 7-(substituted)amino-3-substituted thiomethyl cephem carboxylic acids | Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Isamu Takakura, Seietsu Kuroda +3 more | 1982-03-02 |
| 4312986 | Process for producing 7-(substituted)amino-3-substituted thiomethyl-.DELTA..sup.3 -cephem-4-carboxylic acids | Isamu Saikawa, Shuntaro Takano, Kaishu Momonoi, Isamu Takakura, Seietsu Kuroda +3 more | 1982-01-26 |