Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4734466 | Modified polybenzimidazole polymer membranes | Andrew Kindler, Joseph J. Rafalko, Michael J. Sansone | 1988-03-29 |
| 4599388 | Process for modifying polybenzimidazole polymers with ethylene carbonates | Joseph J. Rafalko | 1986-07-08 |