| 12374961 |
Wind power generation system including semiconductor transformer module and control method therefor |
— |
2025-07-29 |
| 11049677 |
Inverse current injection-type direct current blocking device and method using vacuum gap switch |
Woo Young Lee, Hae Yong PARK, Gyeong Ho Lee, Sang-Hun Park, Chae-Yoon BAE +1 more |
2021-06-29 |
| 10818454 |
High speed switch |
Hae Yong PARK, Gyeong Ho Lee |
2020-10-27 |
| 10447024 |
Current circuit breaker |
— |
2019-10-15 |
| 10191120 |
Apparatus for detecting defect of electric power system |
Hae Yong PARK, Chae-Yoon BAE, Gyeong Ho Lee |
2019-01-29 |
| 10116132 |
Device for efficient direct current interruption |
Gyeong Ho Lee, Hae Yong PARK |
2018-10-30 |
| 10063046 |
Direct current circuit breaker and method using the same |
Gyeong Ho Lee, Chae-Yoon BAE, Hae Yong PARK |
2018-08-28 |
| 9948084 |
DC circuit breaker and circuit breaking method of the DC circuit breaker |
— |
2018-04-17 |
| 9599654 |
Fault current detecting circuit |
Hae Yong PARK, Gyeong Ho Lee |
2017-03-21 |
| 9490628 |
Fault current limiter |
Gyeong Ho Lee, Hae Yong PARK |
2016-11-08 |
| 9478383 |
Fast switch |
Gyeong Ho Lee, Hae Yong PARK |
2016-10-25 |
| 9093838 |
Fault current detecting circuit |
Seung Hyun Bang, Hae Yong PARK, Gyeong Ho Lee, Won Joon Choe, Min Jee KIM |
2015-07-28 |
| 8830646 |
Protection coordination system |
Seung Hyun Bang, Kwon Bae Park, Won Joon Choe, Gyeong Ho Lee, Hae Yong PARK +1 more |
2014-09-09 |
| 8760834 |
Fault current limiter |
Won Joon Choe, Gyeong Ho Lee, Seung Hyun Bang, Min Jee KIM, Hae Yong PARK |
2014-06-24 |
| 8749938 |
Fault current limiter |
Won Joon Choe, Gyeong Ho Lee, Seung Hyun Bang, Hae Yong PARK, Min Jee KIM |
2014-06-10 |
| 8723591 |
Method for driving IGBT |
Gyeong Ho Lee, Hae Yong PARK, Seung Hyun Bang, Won Joon Choe, Min Jee KIM |
2014-05-13 |
| 8335060 |
Hybrid fault current limiter |
Seung Hyun Bang, Kwon Bae Park, Won Joon Choe, Gyeong Ho Lee |
2012-12-18 |
| 8228655 |
Fault current limiter |
Kwon Bae Park, Won Joon Choe, Gyeong Ho Lee |
2012-07-24 |
| 8184420 |
Control module and fault current limiter with function of opening and closing |
Gyeong Ho Lee, Kwon Bae Park |
2012-05-22 |
| 8077438 |
Peak current limiting apparatus |
Kwon Bae Park, Gyeong Ho Lee |
2011-12-13 |
| 7742264 |
Hybrid-type superconducting fault current limiter |
Ok-Bae Hyun, Hye Rim KIM, Seong-Woo Yim, Kwon Bae Park, Bang-Wook Lee |
2010-06-22 |
| 5171881 |
Process for producing trimellitic acid |
Sang-Hoon Park, Jae Seung Go, Chun-Gyu Kim |
1992-12-15 |