Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8139988 | Developing device of image forming apparatus | Ji-Won Moon, Ki-jae Do | 2012-03-20 |
| 8073355 | Memory, toner cartridge, developing device and image forming apparatus having the same | Jean-Man Sur, Sam-seok Choi | 2011-12-06 |
| D624583 | Developing device for a color printer | Ji-Won Moon, Jin Hyung Lee, Jong-hwa Joo | 2010-09-28 |
| 7147217 | Paper binding system of image forming apparatus and method for controlling the same | Yeon K. Jung, Umehara Kenji, Jeong Ho Kim, Jae-Geol Choi | 2006-12-12 |
| 7063248 | Stapler moving guide device | Seung-Kyoon Noh, Umehara Kenji | 2006-06-20 |