Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7948418 | Digital-to-analog conversion circuit and column driver including the same | Gyu-Hyeong Cho, Yoon-Kyung Choi, Yong Joon Jeon, Hyung-Min Lee, Sung Woo Lee | 2011-05-24 |
| 7880501 | Integrated circuit devices having level shifting circuits therein | Hee-Seok Han | 2011-02-01 |
| 7864134 | Display device of a mobile phone having a sub memory | Wan Jung Kim | 2011-01-04 |