Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5516817 | Flame retardant modified asphalt-based material and products therefrom | Carter C. Slusher, Eric Ogren, William B. Gorman, Edward G. Kane, Arthur M. Usmani | 1996-05-14 |
| 5451621 | SBS-modified, asphalt-based material with resistance to crosslinking | Arthur M. Usmani, William B. Gorman, Edward G. Kane | 1995-09-19 |