Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12261442 | DC-DC converter, power conversion device, and solar power generation system | Soo-hong KIM | 2025-03-25 |
| 12057786 | Converter | Sung Jae KONG, Soo-hong KIM | 2024-08-06 |
| 10614970 | Switchgear having earth switch | Seog Won LEE, Yong Jin, Hyeok Su Shin | 2020-04-07 |
| 9431184 | Circuit breaker | Hyun Wook LEE, Jin Hyun Park | 2016-08-30 |
| 9048657 | Control circuit for electric power circuit switch | — | 2015-06-02 |
| 8878546 | Apparatus and method for quickly determining fault in electric power system | Hyun Wook LEE | 2014-11-04 |
| 8258419 | High-speed closing switch in power distributor | Hyun Wook LEE, Hae Eun Jeong, Yang Seop Sin, Young Keun Kim | 2012-09-04 |