Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8036581 | Developing device to smoothy dispense developer and image forming apparatus having the same | — | 2011-10-11 |
| 7286787 | Shutter for a developing unit of an electrophotographic image forming apparatus | Jun Ho Lee | 2007-10-23 |
| 7269378 | Transfer unit mounting device and image forming apparatus having the same | Yong-back Yoo | 2007-09-11 |
| 7266338 | Waste toner pulverizing apparatus and toner cartridge with the same | — | 2007-09-04 |
| 7263310 | Housing assembly of OPC unit | Yong-baek Yoo | 2007-08-28 |
| 7260343 | Gear assembly used with an image forming apparatus, an optical photoconductive (OPC) unit having the same, and a method of driving the gear assembly | Yong-baek Yoo | 2007-08-21 |
| 7248816 | Photosensitive unit and electrophotographic image forming apparatus including the same | — | 2007-07-24 |
| 7245867 | Waste toner collecting apparatus and electrophotographic image forming device including the same | Dong H. Park, Jun Ho Lee | 2007-07-17 |
| 7164876 | Photoreceptor unit | Yong-baek Yoo | 2007-01-16 |
| 7050750 | Waste toner collecting apparatus using OPC drum | Seung-young Byun | 2006-05-23 |
| 6952545 | OPC unit exchanging apparatus | — | 2005-10-04 |
| 6801732 | Developing apparatus of electric photographic printer | Jeong-jai Choi | 2004-10-05 |
| 6778800 | Squeezing device of a wet printer and a developing unit employing the same | Woo-jung Shim | 2004-08-17 |
| 6411790 | Apparatus for feeding developing solution for a wet type electrophotographic color printer | Jong Woo Kim, Un-ho Baik | 2002-06-25 |
| 6406128 | Ink supply apparatus of printer | Beom-ro Lee, Kyu-Sung Kim | 2002-06-18 |
| 6253049 | Liquid developer refilling system of liquid electrophotographic printer and method thereof | Geun-yong Park, Seung Ho Hong | 2001-06-26 |
| 6249655 | Ink delivery system of liquid electrophotographic color printer and ink refilling method thereof | Jong Woo Kim, Seung Ho Hong | 2001-06-19 |
| 6032010 | Ink supply apparatus for wet electrophotographic printer | Jong Woo Kim, Won-hyung Lee | 2000-02-29 |
| 5209260 | Valve unit for hermetic reciprocating type compressor | — | 1993-05-11 |