Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6572736 | Non-woven web made with untreated clarifier sludge | Philip Bush, Ricky Burkeen | 2003-06-03 |
| 6506812 | Method of producing rigid foams and products produced therefrom | James D. Thornsberry, Steven E. Silverberg, James R. Lattner, C. Harry McMullen, Leonel E. Sanchez +1 more | 2003-01-14 |