Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5208298 | Stable solution of polybenzimidazole and polysulfons blends | Tai-Shung Chung, Dieter Kurschus | 1993-05-04 |
| 4814228 | Wet spun hydroxyethylated polybenzimidazole fibers | Frank J. Onorato, Michael J. Sansone | 1989-03-21 |