Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5928682 | Annular gated mold for the injection molding of contact lenses | Carl Crowe | 1999-07-27 |
| 5594050 | Cement composition containing chemically crosslinked polyvinyl alcohol (PVA) | Roland Audebert, Pierre Maroy, Hugo Hendriks | 1997-01-14 |