Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8073366 | Developing unit and image forming apparatus having the same | Hyun-Cheol Lee, Yun-kyu Sim | 2011-12-06 |
| 8041261 | Image forming apparatus with a light scanning lamp blocking device, operating method thereof and a cartridge usable with the image forming apparatus | Hyun-wook Bae | 2011-10-18 |
| 7962060 | Cleaning and sealing apparatus of an image forming apparatus and developing unit thereof | — | 2011-06-14 |
| 7873305 | Developing unit and image forming apparatus having the same | Hyun-Cheol Lee, Yun-kyu Sim | 2011-01-18 |