Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5139939 | Process for the production of human tissue plasminogen activator and cell strain useful therefor | Akira Ohashi, Yoshitaka Hamaguchi, Yoshio Oyama, Toru Shiomichi | 1992-08-18 |