Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5214119 | Block copolymer, method of making the same, dimaine precursors of the same, method of making such diamines and end products comprising the block copolymer | Leonard A. Tushaus, Jerome J. Hoffman, Gary T. Wiederholt | 1993-05-25 |