Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699238 | Zero voltage switching controller of resonance mode converter and electronic ballast using the same | Young-Sik Lee, Kyung-ha Jee, Nak-Choon Choi | 1997-12-16 |
| 5684662 | Driving apparatus for stabilizing operation of an extensible-retractable power antenna | Yong Ho Kim | 1997-11-04 |
| 5666066 | Overcurrent detecting device for a DC motor | — | 1997-09-09 |