Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6979952 | Electrodeless lamp system with orthogonally disposed resonance units | Joon-Sik Choi, Yong-Seog Jeon, Hyo-Sik Jeon, Ji-Young Lee, Byeong-Ju Park | 2005-12-27 |
| 6960885 | Electrodeless discharge lamp excited using microwave energy coupled through a coaxial waveguide | Joon-Sik Choi | 2005-11-01 |
| 6946795 | Bulb of electrodeless lamp apparatus | Yong-Seog Jeon, Joon-Sik Choi, Hyo-Sik Jeon, Ji-Young Lee, Byeong-Ju Park | 2005-09-20 |
| 6876152 | Cooling apparatus of plasma lighting system | Yong-Seog Jeon, Joon-Sik Choi, Hyo-Sik Jeon, Ji-Young Lee, Byeong-Ju Park | 2005-04-05 |