Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7049764 | Electrodeless lighting apparatus using microwave and method for controlling power thereof | — | 2006-05-23 |
| 6677717 | Power supply apparatus of lighting system using microwave | — | 2004-01-13 |
| 6661183 | Apparatus and method for intercepting leakage of microwave | Hyoun-Soo Hea | 2003-12-09 |