Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6824600 | Paving binders and manufacturing methods | William R. Bailey, Norm D. Pugh | 2004-11-30 |
| 6440205 | Paving binders and manufacturing methods | William R. Bailey, Norm D. Pugh | 2002-08-27 |
| 4391969 | Modified sulfur cement | Thomas A. Sullivan | 1983-07-05 |
| 4348313 | Concrete formulation comprising polymeric reaction product of sulfur/cyclopentadiene oligomer/dicyclopentadiene | Thomas A. Sullivan | 1982-09-07 |
| 4311826 | Modified sulfur cement | Thomas A. Sullivan | 1982-01-19 |
| 4239547 | Recycling spent asphaltic concrete | Thomas A. Sullivan | 1980-12-16 |