Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10534021 | Harmonic hall voltage analysis method | Sang Ho Lim, Seok Jin Yun, Kyung-Jin Lee | 2020-01-14 |
| 10316767 | Method for diagnosing sticking in cylinder deactivation apparatus | — | 2019-06-11 |
| 7903997 | Coupling apparatus and image forming apparatus employing the same | Woo Chul Jung, Jin Yang, Sang Woon Lee | 2011-03-08 |
| 7848693 | Endless belt type fusing device and image forming apparatus employing the same | Woo Chul Jung, Kyung-shig Chung | 2010-12-07 |
| 7444105 | Image-forming apparatus with a toner pressure control device | — | 2008-10-28 |
| 7421238 | Used developer cleaning system and image forming apparatus having the same | Jun Hee Lee | 2008-09-02 |
| 7085521 | Developing device for wet electrophotographic printer | — | 2006-08-01 |
| 6879804 | Liquid electrophotographic image forming apparatus having a waste developing agent container | — | 2005-04-12 |
| 5754979 | Recording method and apparatus of an audio signal using an integrated circuit memory card | Young Man LEE | 1998-05-19 |
| 5638321 | Recording apparatus for integrated circuit card using NAND-type flash memory | Young Man LEE, Chan-Dong Cho, Won-woo Rhee, Byung-jun Kim | 1997-06-10 |