Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10466621 | Developing cartridge and electrophotographic image forming apparatus employing same | Ho-jin Jang, Young-chae Kim, Gun-soo Chang | 2019-11-05 |
| 9465357 | Cartridge and electrophotographic image forming apparatus using the same | Ji-Won Moon, Ho-jin Jang, Woong-Yong Choi, Oh-dug Kwon, Jong-In Kim | 2016-10-11 |
| 9429902 | Developing cartridge and image forming apparatus employing the same | Joon Hee Kim, Jin Hwa Hong, Seong-woong Yang | 2016-08-30 |
| 9323213 | Cartridge and electrophotographic image forming apparatus using the same | Ji-Won Moon, Joon Hee Kim, Ho-jin Jang | 2016-04-26 |
| 9020404 | Developing unit containing multiple supply rollers and image forming apparatus using the same | Jin Hong Kim, Joo-hwan Noh, Young Su Lee | 2015-04-28 |
| 8923736 | Developing unit and image forming apparatus employing the same | Jin Hong Kim, Joo-hwan Noh, Young Su Lee | 2014-12-30 |
| 8670690 | Process cartridge and image forming apparatus having the same | Ho-jin Jang, Joo-hwan Noh, Sung Han Kim, Ji-Won Moon | 2014-03-11 |
| D693399 | Developing device for a printer | Joong-gwang Shin, Se-il Kwon, Jin Hyung Lee | 2013-11-12 |
| 8583013 | Developing unit and image forming apparatus having the same | Ji-Won Moon, Hyun-Cheol Lee | 2013-11-12 |
| 8073366 | Developing unit and image forming apparatus having the same | Ji-Won Moon, Hyun-Cheol Lee | 2011-12-06 |
| 7873305 | Developing unit and image forming apparatus having the same | Ji-Won Moon, Hyun-Cheol Lee | 2011-01-18 |