Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9454935 | Organic light emitting diode display device | Young-Ju Park, Chung Wan Oh, Se Hwan Na, In-Young Jeon | 2016-09-27 |
| 5487149 | Common control redundancy switch method for switching a faulty active common control unit with an inactive spare common control unit | — | 1996-01-23 |