Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10884358 | Developing device having an air discharge path | Jong-Hyun Park, Dong Geun Lee, Ho-jin Jang | 2021-01-05 |
| 9465357 | Cartridge and electrophotographic image forming apparatus using the same | Ji-Won Moon, Ho-jin Jang, Woong-Yong Choi, Yun-kyu Sim, Jong-In Kim | 2016-10-11 |
| 9235188 | Cartridge and electrophotographic image forming apparatus using the same | Ji-Won Moon, Joon Hee Kim, Ho-jin Jang | 2016-01-12 |
| 7715745 | Image forming apparatus having remaining toner removing part and method of removing remaining toner therefrom | Byung-sun Ahn, Jeong Yong Ju | 2010-05-11 |
| D588191 | Cartridge for image developing device | Myoung-su Baek, Soon-seok Kwon, Seung-Chan Park | 2009-03-10 |