Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6803724 | Electrodeless lamp and lamp bulb therefor | Joon-Sik Choi, Hyo-Sik Jeon, Hyun Jung Kim, Ji-Young Lee, Byeong-Ju Park | 2004-10-12 |
| 6774571 | Electrodeless lighting system | Joon-Sik Choi, Hyo-Sik Jeon, Hyun Jung Kim, Ji-Young Lee, Byeong-Ju Park | 2004-08-10 |
| 6774581 | Electrodeless lamp system | Joon-Sik Choi, Hyo-Sik Jeon, Hyun Jung Kim, Ji-Young Lee, Byeong-Ju Park | 2004-08-10 |
| 6744221 | Electrodeless lighting system and bulb therefor | Joon-Sik Choi, Hyo-Sik Jeon, Hyun Jung Kim, Ji-Young Lee, Byeong-Ju Park | 2004-06-01 |
| 6734630 | Metal halogen electrodeless illumination lamp | Joon-Sik Choi, Hyung-Joo Kang, Hyo-Sik Jeon, Han-Seok Kim, Yuri Brodsky +6 more | 2004-05-11 |
| 6680576 | Lighting apparatus using microwave | — | 2004-01-20 |