Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10371866 | Optical element having a coating for enhanced visibility of a mark and method for making the optical element | Jennine M. Frease, William D. Carpenter, Kevin J. Stewart | 2019-08-06 |
| 10281628 | Method of preparing a photochromic optical article using an organic solvent pretreatment and photochromic coating | Jerry L. Koenig, II, Glen Todd Owens, Nancyanne Gruchacz | 2019-05-07 |