Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8070153 | Image forming apparatus with cassette and paper sensing device | — | 2011-12-06 |
| 7983599 | Automatic belt tension apparatus of image forming device and method thereof | Ki-Ju Pak, Hyo Jin Lee | 2011-07-19 |