Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312846 | Cellular polymer containing perforated cell windows and a process for the preparation thereof | Guido E. Smits | 1994-05-17 |
| 5286759 | Foaming system for rigid urethane and isocyanurate foams | Guido F. Smits, Henri J. M. Grunbauer, Werner A. Lidy | 1994-02-15 |
| 5281632 | Cellular polymer containing perforated cell windows and a process for the preparation thereof | Guido F. Smits | 1994-01-25 |