Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10957944 | Electrode plate aligned state inspection system and method | Hong Jae Koh, Sang Ho Park, Sang Kyu Han | 2021-03-23 |
| 9685282 | Door interlock device for vacuum circuit breaker | Seung Hwan Mun, Kil Young Ahn, Seung Pil Yang | 2017-06-20 |
| 9679722 | Interlock apparatus of vacuum circuit breaker | Seung Hwan Mun, Kil Young Ahn, Seung Pil Yang | 2017-06-13 |
| 9620938 | Switchboard applied with bushing-type current transformer | Seung Pil Yang, Kil Young Ahn, Seung Hwan Mun, Jong Doo Kim | 2017-04-11 |