Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10444537 | Optical article having a photoluminescent mark | Anil Kumar, Chenguang Li, William D. Carpenter | 2019-10-15 |
| 10371866 | Optical element having a coating for enhanced visibility of a mark and method for making the optical element | Joseph D. Turpen, William D. Carpenter, Kevin J. Stewart | 2019-08-06 |