Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4860184 | Half-bridge zero-voltage switched multi-resonant converters | Fred C. Lee, Milan M. Jovanovic | 1989-08-22 |
| 4857822 | Zero-voltage-switched multi-resonant converters including the buck and forward type | Fred C. Lee | 1989-08-15 |
| 4841220 | Dc-to-Dc converters using multi-resonant switches | Fred C. Lee | 1989-06-20 |