Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6893744 | Organic electroluminescent display device | Hyoung Yun Oh | 2005-05-17 |
| 6838819 | Full color organic EL display panel, manufacturing method thereof and driving circuit thereof | Chang Nam Kim, Hak Su Kim, Jung Bae Kim | 2005-01-04 |