Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4801517 | Polyarylamine compounds and systems utilizing polyarylamine compounds | Jean M. J. Frechet, William W. Limburg, Rafik O. Loutfy, Dasarao K. Murti, John W. Spiewak | 1989-01-31 |