Issued Patents All Time
Showing 1–25 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10884595 | Apparatus and method for setting user interface according to user preference | Kyoung-ho Son, Dong-shin Jung | 2021-01-05 |
| 10789193 | Device connected to other device by single wire and method of operating system including the devices | Yo Han LEE | 2020-09-29 |
| 9450498 | Multi-output power supply | Dae Hoon Han, Seo Hyung Kim, Joon Youp Sung, Bo Hyun Hwang, Jung Sun Kwon | 2016-09-20 |
| 9425699 | Multi-output power supply apparatus enhancing a power imbalance between multiple outputs | Dae Hoon Han, Seo Hyung Kim, Jung Sun Kwon, Bo Hyun Hwang, Joon Youp Sung | 2016-08-23 |
| 9391527 | Power supply apparatus | Dae Hoon Han, Seo Hyung Kim, Joon Youp Sung, Jung Eui Park, Jung Sun Kwon | 2016-07-12 |
| 9325678 | Apparatus and method for providing security service for guest network device in a network | Dong-shin Jung, Joo-yeol Lee | 2016-04-26 |
| 9092108 | Apparatus and method for setting user interface according to user preference | Kyoung-ho Son, Dong-shin Jung | 2015-07-28 |
| 9083248 | PWM control circuit, flyback converter and method for controlling PWM | Deuk Hee Park, Yun Joong Lee, Sang Hyun Cha, Chang Seok Lee | 2015-07-14 |
| 9066395 | Power supply device and control circuit thereof | Dae Hoon Han, Seo Hyung Kim, Seung Ryung Ryu, Joong Ho Choi, Joo-Hyung Lee +2 more | 2015-06-23 |
| 9066399 | Illumination driving apparatus for light emitting diode and method thereof | Deuk Hee Park, Joong Ho Choi, Sang Hyun Cha, Chang Seok Lee, Yun Joong Lee | 2015-06-23 |
| 9055640 | Light emitting diode driving apparatus | Jung Eui Park, Bo Hyun Hwang, Seo Hyung Kim, Dae Hoon Han, Seung Kon Kong | 2015-06-09 |
| 9024531 | Apparatus for driving light emitting diode | Jong-Tae Hwang, Deuk Hee Park, Yun Joong Lee, Sang Hyun Cha | 2015-05-05 |
| 9000677 | Light emitting diode driving apparatus | Jung Eui Park, Seung Kon Kong, Seo Hyung Kim, Bo Hyun Hwang | 2015-04-07 |
| 8975824 | PWM driving circuit and PWM driving method | Yun Joong Lee, Deuk Hee Park, Sang Hyun Cha, Chang Seok Lee | 2015-03-10 |
| 8917025 | Light emitting diode driving apparatus | Deuk Hee Park, Yun Joong Lee, Sang Hyun Cha, Chang Seok Lee | 2014-12-23 |
| 8907719 | IC circuit | Joon Youp Sung, Joong Ho Choi, Yong Seong Roh, Ho Joon Jang, Chang-sik Yoo +2 more | 2014-12-09 |
| 8890431 | LED driving apparatus and method | Change Seok Lee, Yeun Joong Lee, Deuk Hee Park, Sang Hyun Cha | 2014-11-18 |
| 8816589 | Light emitting diode driving apparatus | Youn Joong Lee, Deuk Hee Park, Sang Hyun Cha, Chang Seok Lee | 2014-08-26 |
| 8796942 | LED circuit | Yeun Joong Lee, Deuk Hee Park, Sang Hyun Cha, Change Seok Lee | 2014-08-05 |
| 8791677 | Power factor correction circuit for correcting power factor | Jeong Mo YANG, Chang-sik Yoo, Yung Jin Moon, Yong Seong Roh, Joong Ho Choi +2 more | 2014-07-29 |
| 8749147 | LED circuit | Yeun Joong Lee, Deuk Hee Park, Sang Hyun Cha, Change Seok Lee | 2014-06-10 |
| 8653749 | LED driving device | Bo Hyun Hwang, Jung Sun Kwon, Seung Kon Kong, Jung Hyun Kim, Joon Youp Sung | 2014-02-18 |
| 8581515 | Light emitting diode driver | Dae Hoon Han, Jeong In Cheon | 2013-11-12 |
| 8541953 | LED driving device | Bo Hyun Hwang, Jung Sun Kwon, Jung Hyun Kim, Seung Kon Kong, Joon Youp Sung | 2013-09-24 |
| 8525437 | Device for controlling current of LED | Joon Youp Sung, Seung Kon Kong, Jung Sun Kwon, Jung Hyun Kim, Bo Hyun Hwang | 2013-09-03 |