Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6924604 | Method of operating a discharge lamp system and a discharge lamp system using a combination radial and longitudinal acoustic mode to reduce vertical segregation | Scott J. Butler, Joseph A. Olsen | 2005-08-02 |
| 6844687 | Method of operating a discharge lamp | — | 2005-01-18 |