Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9234992 | Optically variable device with diffraction-based micro-optics, method of creating the same, and article employing the same | Dean Hill, Robert E. Renton, Paul Dunn | 2016-01-12 |