Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633111 | Electrodeless lamp using SnI2 | Han-Seok Kim, Joon-Sik Choi, Hyung-Joo Kang, Yong-Seog Jeon | 2003-10-14 |
| 6621978 | Epicycloidal light guide and illuminating facility | Joon-Sik Choi, Hyung-Joo Kang, Han-Seok Kim, Yong-Seog Jeon, Gennady (Inakh) Bukhman | 2003-09-16 |