Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8017961 | Light emitting device and phosphor of alkaline earth sulfide therefor | Kyung Nam Kim, Sang Mi Park | 2011-09-13 |
| 7998365 | Thiogallate phosphor and white light emitting device employing the same | Kyung Nam Kim, Sang Mi Park | 2011-08-16 |