Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8269238 | Photonic crystal light emitting device using photon-recycling | Hyun Jun Kim, Chang Hwan Choi, Won Ha Moon, Jong Ho Lee, Jin Ha Kim | 2012-09-18 |
| 7333680 | Fiber Bragg grating sensor system | Jae Young Kim | 2008-02-19 |
| 7215687 | Up-conversion optical fiber laser apparatus | Kiyoyuki Kawai | 2007-05-08 |