Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6293069 | Joint closure system for foamboards | Perry F. Monda, Joseph R. Hagan, William J. Cole | 2001-09-25 |
| 6030559 | Method for the continuous manufacture of plastic foam | Robert W. Simpson | 2000-02-29 |
| 4607066 | Mine stopping sealant | James A. Berry | 1986-08-19 |
| 4438166 | Structural laminate and method for making same | David G. Gluck | 1984-03-20 |
| 4430209 | Method and apparatus for elutriation of shot from mineral fiber | James Q. Merck | 1984-02-07 |