Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629419 | Process for preparing 4-mercaptopyrrolidine intermediate compounds and a process for their use in preparing carbapenem -2-em-3 carboxylic acids | Hiroshi Ohmizu, Masahiko Seki | 1997-05-13 |