Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886894 | Novel Organic platinum complex and process for the preparation thereof | Yoshihisa Arai, Osamu Ohtsuki, Tadashi Nakatani | 1989-12-12 |
| 4882447 | Novel organic platinum complex and process for the preparation thereof | Yoshihisa Arai, Osamu Ohtsuki, Tadashi Nakatani | 1989-11-21 |