Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4510293 | Process for hydrogenating conjugated diene polymers | Yoichiro Kubo, Takaaki Kohtaki | 1985-04-09 |
| 4452951 | Process for hydrogenating conjugated diene polymers | Yoichiro Kubo | 1984-06-05 |