Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8564982 | Interleaved power factor compensation circuit controller | Kyoung Hoe Kim, Jong-Hun Ha, Dae Hee Han, Yong Wook Kim | 2013-10-22 |
| 8437155 | Device for power factor correction in three phase power supply and control method thereof | Jong-Hun Ha | 2013-05-07 |
| 8300436 | Device for protection of power factor correction in three phase power supply and control method thereof | Jong-Hun Ha | 2012-10-30 |