Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9184407 | Organic light emitting device having stacked electron transport layers | Sun-Hye Lee, Jae-Bok Kim, Won-Jun Song, Myung Hwan Kim, Ji-Young Kim +2 more | 2015-11-10 |
| 9131586 | Method and apparatus for measuring injection energy of organic light emitting diode display | Hye-Lim Shin, Won-Jun Song, Jae-Bok Kim | 2015-09-08 |
| 9064452 | Organic light emitting diode display | Jae-Bok Kim, Kwan-Hee Lee, Won-Jun Song, Hye-Lim Shin | 2015-06-23 |