Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824929 | Polymeric antioxidant and process for production thereof | Yoshikazu Arimatsu, Katsuya Tani, Hideyuki Mitamura, Minoru Saito, Kenichi Katsuo | 1989-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824929 | Polymeric antioxidant and process for production thereof | Yoshikazu Arimatsu, Katsuya Tani, Hideyuki Mitamura, Minoru Saito, Kenichi Katsuo | 1989-04-25 |