Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9612275 | Power device including current transformer and method for compensating of current transformer | Yong Kil Choi | 2017-04-04 |
| 9606169 | Protection apparatus and method of verifying operation thereof | Yong Kil Choi | 2017-03-28 |