Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12271426 | Method, system, and computer program product for generating a customized photochromic optical article recommendation | Sean Whelan, Pascale Tardieu | 2025-04-08 |
| 11525757 | System and method for selection of photochromic optical articles | Gilles Baillet, Bérangère Granger, Robert E. Summers, Cheng Ying Tang | 2022-12-13 |
| 5294265 | Non-chrome passivation for metal substrates | Ralph C. Gray, Michael J. Pawlik, Paul J. Prucnal | 1994-03-15 |