Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878469 | Material for transporting electrons and organic electroluminescent display using the same | Seok-Hee Yoon, Jae-Soon Bae, Youn-Gu Lee, Sung Gap Im, Ji Eun Kim +3 more | 2005-04-12 |