Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8521072 | Image forming apparatus and color registration method thereof | Yong You, Hae-seog Jo | 2013-08-27 |
| 7983606 | Transfer belt driving control method and transfer belt driving control apparatus for color registration correction | — | 2011-07-19 |
| 7773901 | Image forming apparatus and control method thereof | — | 2010-08-10 |
| 7346306 | Fixing device built in electrophotographic image forming apparatus, temperature control method for fixing device, and recording medium having embodied thereon computer program for the same | — | 2008-03-18 |
| 7315315 | Halftone processing method in laser printer and apparatus using the same | Beom-ro Lee, Je-man Seo | 2008-01-01 |