Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695870 | Laminated foam insulation board of enhanced strength | Robert H. Kelch, Douglas Bibee, Ronald D. Deibel | 1997-12-09 |
| 5276063 | Foamable composition and process for making large cell size alkenyl aromatic polymer foam structure with 1,1-difluoroethane | Roy E. Smith, Warren H. Griffin, Dennis R. Lantz | 1994-01-04 |
| 5274005 | Low density styrene polymer foams and process for preparing same | Tomas I. Binder, Chau V. Vo | 1993-12-28 |
| 5244927 | Low density styrene polymer foams and process for preparing same | Tomas I. Binder, Chau V. Vo | 1993-09-14 |
| 5244928 | Foamable composition and process for making large cell size alkenyl aromatic polymer foam structure with 1,1-difluoroethane | Roy E. Smith, Warren H. Griffin, Dennis R. Lantz | 1993-09-14 |
| 4712617 | Method for controlling the flow of liquids through a subterranean formation | — | 1987-12-15 |