Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7535313 | Balun | Chul Soo Kim, Dal Ahn, In-sang Song, Yun Kwon Park, Kuang-woo Nam | 2009-05-19 |
| 7471167 | Balun | Chul Soo Kim, Dal Ahn, In-sang Song, Yun Kwon Park, Seok-chul Yun +1 more | 2008-12-30 |