Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9621434 | Display apparatus, remote control apparatus, and method for providing user interface using the same | — | 2017-04-11 |
| 8953099 | Display apparatus, remote control apparatus, and method for providing user interface using the same | — | 2015-02-10 |
| 6673231 | Method for removing sludge in crude oil tank and recovering oil therefrom | Myung Jun Kim, Dae-Seog Yoon, Chang-Hyo Choi, June-Tae Choi, Sung-Kil Park | 2004-01-06 |