Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5175268 | DNA encoding recombinant human lymphotoxin | Susumu Iwasa, Ryuji Marumoto, Koichi Igarashi | 1992-12-29 |
| 4935352 | Expression vector for animal cell line and use thereof | Koichi Igarashi, Reiko Sasada, Ryuji Marumoto | 1990-06-19 |