Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554456 | Efficient directional lighting system | John M. Davenport, Juris Sulcs | 2003-04-29 |
| 6546752 | Method of making optical coupling device | Juris Sulcs, John M. Davenport | 2003-04-15 |
| 6545428 | Light fixture with submersible enclosure for an electric lamp | John M. Davenport, David Y. Lin, Ray A. Buchina, Gregory P. Frankiewicz | 2003-04-08 |
| 6508579 | Lighting apparatus for illuminating well-defined limited areas | Alan J. Ruud, John M. Davenport, Eric J. Haugaard, Juris Sulcs | 2003-01-21 |