Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8643587 | Field sequential color mode liquid crystal display | Chang Woo Ha, Jeong In Cheon, Yu Jin Jang | 2014-02-04 |
| 8421369 | Light emitting diode having protection function | Jeong In Cheon, Yu Jin Jang, Seung Kon Kong | 2013-04-16 |
| 8339050 | Light emitting diode driving circuit and light emitting diode array device | Young Jin Lee, Gil Han Park, Grigory Onushkin | 2012-12-25 |
| 8269429 | Apparatus for driving light emitting device | Sang Cheol Shin, Jung Chul Gong, Bon Ahm Goo | 2012-09-18 |
| 8247993 | Apparatus for driving multi-light emitting devices | Jung Chul Gong, Bon Ahm Goo, Sang Cheol Shin | 2012-08-21 |
| 8184111 | Driver for a display having a frequency detection unit | Seung Kon Kong, Jung Chul Gong, Jeong In Cheon, Yu Jin Jang | 2012-05-22 |
| 8026675 | Light emitting diode driving circuit and light emitting diode array device | Young Jin Lee, Gil Han Park, Grigory Onushkin | 2011-09-27 |
| 8022638 | LCD backlight inverter | Yu Jin Jang, Jung Chul Gong, Sang Cheol Shin, Jeong In Cheon | 2011-09-20 |
| 8018177 | Dimming buck type LED driving apparatus | Bon Ahm Goo, Young Jin Lee, Chang Woo Ha, Jeong In Cheon | 2011-09-13 |
| 7940014 | Apparatus for driving light emitting element | Sang Cheol Shin, Jung Chul Gong, Yu Jin Jang, Seung Kon Kong | 2011-05-10 |
| 7902932 | Variable-frequency oscillator | Yu Jin Jang, Seung Kon Kong, Sang Cheol Shin, Jung Chul Gong | 2011-03-08 |
| 7898298 | Inverter driver integrated circuit | Bo Hyun Hwang, Jeong In Cheon, Yun Jin Jang, Seung Kon Kong, Sang Cheol Shin | 2011-03-01 |
| 7868560 | Inverter driving circuit for LCD backlight | Jung Chul Gong, Yu Jin Jang, Sang Cheol Shin | 2011-01-11 |
| 7839376 | Time control circuit for backlight inverter | Sang Cheol Shin | 2010-11-23 |
| 7800566 | Drive device of color LED backlight | Chang Woo Ha, Sang Cheol Shin | 2010-09-21 |
| 7777527 | Phase detection apparatus | Jung Chul Gong, Yu Jin Jang, Seung Kon Kong, Sang Cheol Shin | 2010-08-17 |
| 7746318 | Liquid crystal display backlight inverter | Sang Cheol Shin, Chang Woo Ha, Jung Chul Gong | 2010-06-29 |
| 7741893 | Dual mode clock generator | Jeong In Cheon, Chang Woo Ha | 2010-06-22 |
| 7737938 | Driving circuit for LCD backlight | Jung Chul Gong, Sang Cheol Shin, Chang Woo Ha | 2010-06-15 |
| 7646181 | Control circuit of DC-DC converter | Jeong In Cheon, Chang Woo Ha, Deuk Hee Park | 2010-01-12 |
| 7612505 | Liquid crystal display backlight inverter | Jung Chul Gong | 2009-11-03 |
| 7515004 | Voltage controlled oscillator with duty correction | Sang Cheol Shin, Chang Woo Ha, Jung Chul Gong | 2009-04-07 |
| 7498752 | Driving method of external electrode fluorescent lamp inverter for backlight | Suok Gyu Min, Gun Woo Moon, Won Sik Oh, Jong Sun Kim | 2009-03-03 |
| 7471029 | Frequency-control-type piezo actuator driving circuit and method of driving the same | Chang Woo Ha, Jung Chul Gong, Sang Cheol Shin | 2008-12-30 |
| 7443111 | Liquid crystal display backlight inverter | Yu Jin Jang, Sang Cheol Shin, Jung Chul Gong | 2008-10-28 |