Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4973113 | Method and apparatus for making transmission holograms | Robert R. Krebs | 1990-11-27 |
| 4950567 | Holographic optical combiners for head-up displays | Dalen E. Keys, William K. Smothers, Jacob Beutel, Scott R. Schicker, Dillon F. Scofield | 1990-08-21 |
| 4942102 | Holographic optical elements having a reflection hologram formed in a photopolymer | Dalen E. Keys, William K. Smothers, Jacob Beutel, Scott R. Schicker, Dillion F. Scofield | 1990-07-17 |