| 10149064 |
Acoustic transducer |
Gyeong-tae Lee, Sung-ha Son |
2018-12-04 |
| 10122291 |
Redundant control device and method of HVDC system |
Seung Hun Lee, Eung Soo Kim |
2018-11-06 |
| 10038947 |
Method and apparatus for outputting sound through speaker |
Dae-Joung Kim, Dong-Kyu Park, Sung-ha Son, Gyeong-tae Lee, Joo Yeon Lee +7 more |
2018-07-31 |
| 10009687 |
Audio system, method of outputting audio, and speaker apparatus |
Gyeong-tae Lee, Jong-in Jo, Whan Oh Sung, Joo Yeon Lee, Hwan SHIM |
2018-06-26 |
| 9948105 |
Data control system |
Seung Hun Lee |
2018-04-17 |
| 9929729 |
Driving device of gate driver |
Kyoung-Hun Nam, Sung-Hee Kang |
2018-03-27 |
| 9929666 |
Data processing device and method for high voltage direct current transmission system |
Eung Soo Kim, Seung Hun Lee |
2018-03-27 |
| 9866027 |
Device and method for controlling high voltage direct current transmission system |
Seung Hun Lee, Eung Soo Kim |
2018-01-09 |
