Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824908 | Butadiene-based rubber composition | Fumio Tsutsumi, Mitsuhiko Sakakibara, Noboru Shimada, Noboru Oshima, Tatsuro Hamada +1 more | 1989-04-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824908 | Butadiene-based rubber composition | Fumio Tsutsumi, Mitsuhiko Sakakibara, Noboru Shimada, Noboru Oshima, Tatsuro Hamada +1 more | 1989-04-25 |