Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10466621 | Developing cartridge and electrophotographic image forming apparatus employing same | Ho-jin Jang, Young-chae Kim, Yun-kyu Sim | 2019-11-05 |
| 8787792 | Process cartridge and image forming apparatus having the same | Jong-In Kim, Byeong-no Jeong, Yong Hun Kim, Dong Uk Kim | 2014-07-22 |
| 8391747 | Process cartridge and image forming apparatus having the same | Jong-In Kim, Byeong-no Jeong, Yong Hun Kim, Dong Uk Kim | 2013-03-05 |
| 8050581 | Image forming apparatus and control method thereof | Dong-cheol Ahn | 2011-11-01 |
| 7912403 | Image forming apparatus with frame and pressing member | Young Min Kim | 2011-03-22 |
| 7680434 | Developing cartridge, image forming apparatus having the same, and maintenance method of developing cartridge | Jun Hee Lee | 2010-03-16 |