Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7530613 | Apparatus for connecting and disconnecting two objects | Heung Youl Kim | 2009-05-12 |
| 7437872 | Object separating apparatus using gas | Heung Youl Kim, Sang Hwa Kim | 2008-10-21 |