Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7977126 | Method of manufacturing organic light emitting device having photo diode | Hye-Hyang Park, Ki Ju Im, Byoung-Deog Choi | 2011-07-12 |
| 7977681 | Photo sensor and light emitting display having the same | Ki Ju Im, Byong-Deog Choi, Won Sik Kim, Hye-Hyang Park, Hui-Won Yang | 2011-07-12 |