Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702805 | Photopolymer holographic decal for plastic substrate | Kevin Yu, John Gunther | 1997-12-30 |
| 5606433 | Lamination of multilayer photopolymer holograms | Kevin Yu, John E. Wreede | 1997-02-25 |