Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652700 | Low cost AC-to-DC converter having input current with reduced harmonics | Fu-Sheng Tsai, Franki Ngai Kit Poon, Robert Chun Fung Lee | 1997-07-29 |
| 5600546 | Input harmonic current corrected AC-to-DC converter with multiple coupled primary windings | Robert Chun Fung Lee | 1997-02-04 |