Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8633292 | Polyurethane-based photochromic optical materials | Geoffrey Yuxin Hu | 2014-01-21 |
| 8343391 | Compositions for the preparation of composite photochromic polycarbonate lenses | Paul D. Schlunt | 2013-01-01 |
| 8163357 | Scratch-resistant coatings with improved adhesion to inorganic thin film coatings | Geoffrey Yuxin Hu, Dae Ki Kang, Erick S. Rorye | 2012-04-24 |
| 7892459 | Compositions for the preparation of composite photochromic polycarbonate lenses | Paul D. Schlunt | 2011-02-22 |
| 7488510 | Compositions and methods for the preparation of composite photochromic polycarbonate lenses | Paul D. Schlunt | 2009-02-10 |
| 6863844 | Photochromic matrix compositions for use in ophthalmic lenses | Paul D. Schlunt | 2005-03-08 |
| 6863848 | Methods for preparing composite photochromic ophthalmic lenses | Paul D. Schlunt, Jimmie E Adcock | 2005-03-08 |
| 6099123 | Production of photopolymerized polyester high index ophthalmic lenses | Philip D. Dalsin | 2000-08-08 |
| 5886764 | Polyester resin-based high index ophthalmic lenses having improved optical uniformity and/or tintability | Philip D. Dalsin, Dae Ki Kang, Jean S. Lee | 1999-03-23 |
| 5852112 | Polyester resin-based high index ophthalmic lenses having improved optical unformity and/or tintability | Philip D. Dalsin, Dae Ki Kang | 1998-12-22 |
| 5694195 | Polyester resin-based high index ophthalmic lenses having improved optical uniformity and/or tintability | Philip D. Dalsin, Dae Ki Kang, Jean S. Lee | 1997-12-02 |