Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE31703 | Process of making particle board from pyrophosphate treated polyisocyanates | Richard A. Prather, David L. Williams, Warren J. Rabourn | 1984-10-09 |
| 4258169 | Polyisocyanate compositions containing in-situ formed pyrophosphate mold release agent and process of making | Richard A. Prather, David L. Williams, Warren J. Rabourn | 1981-03-24 |