Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633111 | Electrodeless lamp using SnI2 | Joon-Sik Choi, Hyung-Joo Kang, Yong-Seog Jeon, Hyo-Sik Jeon | 2003-10-14 |
| 6621978 | Epicycloidal light guide and illuminating facility | Joon-Sik Choi, Hyung-Joo Kang, Hyo-Sik Jeon, Yong-Seog Jeon, Gennady (Inakh) Bukhman | 2003-09-16 |
| 6611104 | Coupling structure of waveguide and applicator, and its application to electrodeless lamp | Joon-Sik Choi | 2003-08-26 |