Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7613018 | Apparatus and method for supplying DC power source | Dai Hyun Kim, Hag-Wone Kim | 2009-11-03 |
| 7532491 | Apparatus and method for supplying DC power source | Dai Hyun Kim, Hag-Wone Kim | 2009-05-12 |