Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9310421 | Apparatus for testing thyristor valve | Seung Taek Baek, Eui Cheol Nho, Yong Ho Chung, Wook Hwa Lee | 2016-04-12 |
| 7499291 | DC power transmission system of voltage source converter using pulse-interleaving auxiliary circuit | — | 2009-03-03 |