Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE36674 | Faced foam insulation board and froth-foaming method for making same | Alberto DeLeon, John P. Oliver | 2000-04-25 |
| 5124366 | Polyisocyanurate foams made with polyester polyols and chlorodifluoromethane as a blowing agent | John P. Oliver | 1992-06-23 |
| 4795763 | Carbon black-filled foam | Thomas G. Soukup, William J. Moore | 1989-01-03 |
| 4764420 | Foam insulation board faced with polymer-fibrous sheet composite | Wayne E. Laughlin | 1988-08-16 |
| 4572865 | Faced foam insulation board and froth-foaming method for making same | Alberto DeLeon, John P. Oliver | 1986-02-25 |
| 4438166 | Structural laminate and method for making same | Leon F. Barry | 1984-03-20 |