Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8395915 | DC/DC converter | Young Joo Kim, Hyun Jung Kim, Dong Seong Oh | 2013-03-12 |
| 7709974 | Power supply device | Hyo Young Kim, Ku Yong Kim, Dong Seong Oh, Jae Sun Won | 2010-05-04 |
| 7274282 | Transformer | Jung Heyn Park, Jong Rak Kim, Kyoung Ho Yoon, Suh Woo Choi | 2007-09-25 |