Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9147849 | Electron transport material and organic electroluminescent device using the same | Hyun Nam, Dae Won Lim, Je-yong Kim, Sang Mi Park, Seung Hee JANG +3 more | 2015-09-29 |
| 6406119 | Ink smearing preventing method of terminal equipment of inkjet output device | — | 2002-06-18 |