Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5561171 | Catalysts which stabilize hydrohalocarbon blowing agent in polyisocyanurate foam formulations during polymerization | Timothy R. Demmin, Robert Parker, Richard E. Eibeck, Gary Knopeck | 1996-10-01 |
| 5395859 | Catalysts which stabilize hydrohalocarbon blowing agent in polyisocyanurate foam formulations during polymerization | Timothy R. Demmin, Robert Parker, Richard E. Eibeck, Gary Knopeck | 1995-03-07 |
| 5137929 | Additives which stabilize hydrohalocarbon blowing agent in polyurethane and polyisocyanurate foam formulations during polymerization | Timothy R. Demmin, Richard E. Eibeck, Gary Knopeck, Robert Parker, Stephen Yates +4 more | 1992-08-11 |