Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12369289 | Component grounding system | Yong Hee Park, Hong Bean Park | 2025-07-22 |
| 11824462 | Sub-module of power converter including bypass switch | Doo-Young Lee, Yong Hee Park | 2023-11-21 |
| 11817767 | Control power for submodules of a MMC converter | Yong Hee Park, Sung Min OH, Doo-Young Lee | 2023-11-14 |
| 11655564 | Graphene-based fiber and graphene-based carbon fiber and method of manufacturing the same | Sang Ouk Kim, Taeyeong Yun, In Ho Kim | 2023-05-23 |
| 11652401 | Submodule of power converter having bypass switch | Doo-Young Lee, Yong Hee Park | 2023-05-16 |
| 11397218 | Method for diagnosing sub-module state during initial charge of MMC converter | Jung Won HONG, Hyun Ho YOO, Joo Yeon Lee | 2022-07-26 |
| 11075587 | Modular multilevel converter and sub-module thereof | Sung Min OH, Jung Won HONG, Jun Chol Lee, Joo Yeon Lee | 2021-07-27 |
| 11011911 | MMC converter and sub-modules thereof | Jung Won HONG, Sung Min OH, Hyun Ho YOO, Joo Yeon Lee | 2021-05-18 |
| 10910837 | Hybrid control device for static synchronous compensator (STATCOM) | Ji Hun Kim, Jung Soo Park, Hyun Ho YOO, Joo Yeon Lee | 2021-02-02 |
| 10396683 | Modular multilevel converter | Jong-Yun Choi, June-Sung Kim, Jung Soo Park, Doo-Young Lee | 2019-08-27 |
| 10348181 | Power control apparatus for sub-module of MMC converter | June-Sung Kim, Jung Soo Park, Doo-Young Lee, Jong-Yun Choi | 2019-07-09 |
| 10231363 | Modular cooling apparatus for high-voltage direct-current transmission system | June-Sung Kim, Jong-Yun Choi | 2019-03-12 |
| 10177652 | Power supply device for sub-module controller of MMC converter | Jung Soo Park, June-Sung Kim, Doo-Young Lee, Jong-Yun Choi | 2019-01-08 |
| 10143093 | Modular apparatus for high voltage direct-current transmission system | June-Sung Kim | 2018-11-27 |
| 10079479 | Module extraction apparatus of high voltage direct current system | June-Sung Kim | 2018-09-18 |
| 10038311 | Module replacement device of high voltage direct current transmission system | June-Sung Kim, Jung Soo Park, Doo-Young Lee, Jong-Yun Choi | 2018-07-31 |
| 9917522 | Power control apparatus for sub-module of MMC converter | June-Sung Kim, Jung Soo Park, Doo-Young Lee, Jong-Yun Choi | 2018-03-13 |
| 9819187 | Device for supplying power to HVDC converter | Jung Soo Park, June-Sung Kim | 2017-11-14 |
| 9590489 | Converter | Tae Gyun Kim, Hang Jun Yang, Jong-Yun Choi | 2017-03-07 |