Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6228296 | Rolled rigid foam | Kenneth Ray Cartmill | 2001-05-08 |
| 6093481 | Insulating sheathing with tough three-ply facers | Wayne E. Laughlin, James M. Elstun | 2000-07-25 |
| 5837743 | Method for producing foams from high acid polyester polyols | Michael E. Londrigan, Judy Ann Godbey | 1998-11-17 |
| 5817260 | Method of using a heated metering device for foam production | William J. Cole | 1998-10-06 |
| 5789458 | Method for producing foams from high acid polyester polyols | Michael E. Londrigan, Judy Ann Godbey | 1998-08-04 |