Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703136 | Polymeric foams | Herbert R. Gillis, Dirk Stanssens, Aaldrik Roelf Postema, David Randall | 1997-12-30 |
| 5698606 | Process for rigid polyurethane foams | Anthony Cunningham | 1997-12-16 |
| 5604265 | Process for rigid polyurethane foams | Anthony Cunningham | 1997-02-18 |