Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878469 | Material for transporting electrons and organic electroluminescent display using the same | Seok-Hee Yoon, Youn-Gu Lee, Sung Gap Im, Jae-Chol Lee, Ji Eun Kim +3 more | 2005-04-12 |