Issued Patents All Time
Showing 101–125 of 178 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7737927 | Organic light emitting display device and driving method | — | 2010-06-15 |
| 7696963 | Buffer circuit and organic light emitting display with data integrated circuit using the same | Sang-Moo Choi | 2010-04-13 |
| 7692613 | Light emitting device including pixel circuits with switches turned on and off alternately in a horizontal period | Sang-Moo Choi, Hong Kwon Kim | 2010-04-06 |
| 7688301 | Apparatus and method for driving liquid crystal display device | Dong Hoon Lee, Juhn Suk Yoo, Chul Sang Jang | 2010-03-30 |
| 7675343 | Level shifter and display device using the same | — | 2010-03-09 |
| 7663616 | Data driving circuit, organic light emitting diode display using the same, and method of driving the organic light emitting diode display | Sang-Moo Choi, Hong Kwon Kim | 2010-02-16 |
| 7649514 | Data driving circuit, organic light emitting diode (OLED) display using the data driving circuit, and method of driving the OLED display | Sang-Moo Choi, Hong Kwon Kim | 2010-01-19 |
| 7573441 | Light emitting display, display panel, and driving method thereof | — | 2009-08-11 |
| 7573444 | Light emitting display | Sang-Moo Choi | 2009-08-11 |
| 7570242 | Data driving apparatus in a current driving type display device | — | 2009-08-04 |
| 7535467 | Analog buffer, display device having the same, and method of driving the same | Cheol-Min Kim, Hyun-Jae Kim, Il-Gon Kim, Kook-Chul Moon, Chul-Ho Kim +5 more | 2009-05-19 |
| 7518580 | Light emitting display, display panel, and driving method thereof | — | 2009-04-14 |
| 7514984 | Charge pumping circuit and direct current converting apparatus using the same | Yong-Sung Park | 2009-04-07 |
| 7489262 | Digital to analog converter having integrated level shifter and method for using same to drive display device | Cheol-Min Kim, Il-Gon Kim, Gi Chang LEE, Yang-Hwa Choi | 2009-02-10 |
| 7423638 | Organic electroluminescent display, driving method and pixel circuit thereof | — | 2008-09-09 |
| 7420492 | Current range control circuit, data driver, and organic light emitting display | Yang Wan Kim | 2008-09-02 |
| 7414599 | Organic light emitting device pixel circuit and driving method therefor | Ho-Kyoon Chung, Yang Wan Kim, Choon-Yul Oh, Sang-Moo Choi | 2008-08-19 |
| 7365742 | Light emitting display and driving method thereof | Yang Wan Kim, Sang-Moo Choi, Choon-Yul Oh, Kyoung-Do Kim | 2008-04-29 |
| 7362249 | Current range control circuit, data driver, and organic light emitting display | Yang Wan Kim | 2008-04-22 |
| 7348831 | Current mirror circuit, driving circuit using the same, and method of driving the circuit | Yang Wan Kim | 2008-03-25 |
| 7239567 | Light emitting display and data driver there of | — | 2007-07-03 |
| 7224303 | Data driving apparatus in a current driving type display device | — | 2007-05-29 |
| 7187351 | Light emitting display, display panel, and driving method thereof | — | 2007-03-06 |
| 7164401 | Light emitting display, display panel, and driving method thereof | — | 2007-01-16 |
| 7109952 | Light emitting display, light emitting display panel, and driving method thereof | — | 2006-09-19 |