Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9466973 | Overload and short-circuit sensing circuit and converter protecting circuit and method | Yu Jin Jang, Hwan Cho | 2016-10-11 |
| 9270165 | Phase shift circuit and power factor correction circuit including the same | Yu Jin Jang, Hwan Cho, Yong Seong Roh, Young Jin Moon, Jeong Pyo PARK +2 more | 2016-02-23 |
| 9252655 | Phase shift circuit and power factor correction circuit including the same | Hwan Cho, Yong Seong Roh, Young Jin Moon, Jeong Pyo PARK, Chang-sik Yoo +2 more | 2016-02-02 |
| 9225235 | Power factor correction circuit | Yu Jin Jang, Hwan Cho, Yong Seong Roh, Young Jin Moon, Jeong Pyo PARK +2 more | 2015-12-29 |
| 8791677 | Power factor correction circuit for correcting power factor | Chang-sik Yoo, Yung Jin Moon, Yong Seong Roh, Joong Ho Choi, Jae Shin Lee +2 more | 2014-07-29 |
| 8289091 | Relaxation oscillator | Changsik Yoo, Young Jin Moon, Yong Seong Roh, Joong Ho Choi, Jae Shin Lee +2 more | 2012-10-16 |
| 5912537 | Apparatus for lifting up and down window glass for vehicle and method thereof | — | 1999-06-15 |