Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5028691 | Process of cooling a heated polyethylene terephthalate film | Gery Vancoppenolle, Walter J. Rens | 1991-07-02 |
| 4892689 | Process for making curled photographic film | Jan Baptist Van Cappellen, Luc M. De Groot, Gery Vancoppenolle, Daniel G. Vandenbrande | 1990-01-09 |