Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821457 | Electrically switchable polymer-dispersed liquid crystal materials including switchable optical couplers and reconfigurable optical interconnects | Lalgudi V. Natarajan, Richard L. Sutherland, Vince P. Tondiglia, Timothy J. Bunning, Bob Epling | 2004-11-23 |
| 6730442 | System and method for replicating volume holograms | Richard L. Sutherland, John Sappington, Stephen A. Siwecki, Christina K. Shepherd, Robert T. Pogue | 2004-05-04 |