Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8275299 | Transfer unit and image forming apparatus employing the same | Je-hwan You | 2012-09-25 |
| 8170462 | Adjustable paper cassette | — | 2012-05-01 |
| 8055167 | Image forming apparatus including pressing unit to maintain gap between rollers | Won-hee Choe | 2011-11-08 |
| 7848691 | Transfer unit and image forming apparatus employing the same | Je-hwan You | 2010-12-07 |
| 7668502 | Adjustable paper cassette | — | 2010-02-23 |
| 7497434 | Paper feeding cassette of image forming apparatus | — | 2009-03-03 |
| 7472904 | Paper-feeding device of image forming apparatus and image forming apparatus using the same | — | 2009-01-06 |
| 6880821 | Paper feeding cassette for image forming apparatus | — | 2005-04-19 |
| 6874779 | Paper separating guide of paper feeding cassette for printing | — | 2005-04-05 |
| 6620240 | Sheet coating apparatus | Sam-seuk Choi | 2003-09-16 |
| 6493518 | Printer, and control method thereof | — | 2002-12-10 |
| 6097917 | Developer removing apparatus of liquid printer | — | 2000-08-01 |
| 6059392 | Apparatus for adjusting head gap depending upon the thickness of printing paper in ink jet printer | — | 2000-05-09 |
| 6007063 | Paper output unit for ink-jet printer | — | 1999-12-28 |
| 5970281 | Transfer roller cleaning apparatus of liquid electrographic imaging system | — | 1999-10-19 |
| 5933678 | Device for detecting the toner in the developing unit of an electrophotographic apparatus | — | 1999-08-03 |
| 5911101 | Photoreceptor belt cleaning apparatus of liquid electrophotographic printer | — | 1999-06-08 |
| 5884128 | Liquid carrier recovery apparatus for liquid electrophotographic printer | — | 1999-03-16 |