Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7515707 | Portable apparatus having two rotatable and foldable units and hinge device used for the same | Young Ju Lee, Hochan Song | 2009-04-07 |
| 7173825 | Hinge device and electronic device using the same | Young Soo Han | 2007-02-06 |
| 7140074 | Hand-held electronic device including hinge device | Young Soo Han | 2006-11-28 |