Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623187 | Controller for a gas discharge lamp with variable inverter frequency and with lamp power and bus voltage control | Paulo Caldeira, Antonius H. M. Holtslag, Jinrong Qian | 1997-04-22 |