Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9115248 | Polylactide resin having excellent heat resistance and preparation method thereof | Sung-Cheol Yoon, Seung Young Park, In Su Lee | 2015-08-25 |
| 8759477 | Polysiloxane-polylactide block copolymer and preparation method thereof | Seung Young Park, Sung-Cheol Yoon, In Su Lee, Do-Yong Shim | 2014-06-24 |
| 8722845 | Polylactide resin having excellent heat resistance and preparation method thereof | Sung-Cheol Yoon, Seung Young Park, In Su Lee | 2014-05-13 |
| 8186233 | Pressure sensing device | Ho-Chul Joung | 2012-05-29 |
| 6770696 | Preparation of clay-dispersed polymer nanocomposite | Moon Bae Ko, Bum Suk Jung, Won Ho Jo, Moo Sung Lee, Jun Kyung KIM +3 more | 2004-08-03 |
| 6264384 | Multi-functional apparatus having a small size and method for same | Hyun Lee | 2001-07-24 |
| 5996995 | Device for switching paper passage in multi-functional image producing apparatus | Yong-geun Kim | 1999-12-07 |
| 5923889 | Technique for setting power saving mode access time in image forming apparatus | Myung-Que Kim | 1999-07-13 |
| 5751448 | Methods of operating an image forming apparatus having a shared paper transmission path | Yong-geun Kim | 1998-05-12 |
| 5612768 | Image forming apparatus with an air ventilation structure for preventing contamination of charging device | Dong Joon Kim | 1997-03-18 |
| 5589923 | Power saving method of an image forming apparatus | Don-Seon Lee | 1996-12-31 |