Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352390 | Cementitious compositions containing shredded polystyrene aggregate | Dennis M. Hilton | 1994-10-04 |
| 4904503 | Rapid setting cementitious fireproofing compositions and method of spray applying same | Dennis M. Hilton, Suzanne Conroy | 1990-02-27 |