Issued Patents All Time
Showing 26–50 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9291951 | Image forming apparatus having developing unit | Sang Bum Woo, Soo Yong Kim | 2016-03-22 |
| 9207611 | Image forming apparatus and control method thereof | Sang Bum Woo, Soo Yong Kim | 2015-12-08 |
| 9110394 | Image forming apparatus and control method for the same | Soo Yong Kim, Sang Bum Woo | 2015-08-18 |
| 8706002 | Image forming apparatus with cartridge support | Jung Jae Lee, Hak Kyum Kim | 2014-04-22 |
| 8606149 | Image forming apparatus and velocity control method of rotating body thereof | Hyun Ki Cho, Jong Tae Kim, Dong Hoon Han | 2013-12-10 |
| 8526867 | Image forming apparatus and control method thereof | Hyun Ki Cho, Bong Hwan Choi, Seok-heon Chae, Sung Hoon Lim | 2013-09-03 |
| 8391758 | Color image forming apparatus | Hyun Ki Cho, Bong Hwan Choi | 2013-03-05 |
| 8340548 | Image forming apparatus having a driving gear unit and a support guide | Jung Jae Lee, Hak Kyum Kim | 2012-12-25 |
| 8229327 | Image forming apparatus and velocity control method of rotating body thereof | Hyun Ki Cho, Jong Tae Kim, Dong Hoon Han | 2012-07-24 |
| 8072853 | Optical disc of write once type, method, and apparatus for managing defect information on the optical disc | Yong Cheol Park | 2011-12-06 |
| 8045430 | Write-once type optical disc, and method and apparatus for managing defective areas on write-once type optical disc using TDMA information | Yong Cheol Park | 2011-10-25 |
| 7992057 | Write-once type optical disc, and method and apparatus for managing defective areas on write-once type optical disc | Yong Cheol Park | 2011-08-02 |
| 7979008 | Toner supplying device, developing device and image forming apparatus having toner supplying device | Young Min Yoon | 2011-07-12 |
| 7944783 | Write-once optical disc and method for managing spare area thereof | Yong Cheol Park | 2011-05-17 |
| 7936649 | Method of managing overwrite and method of recording management information on an optical disc write once | Yong Cheol Park | 2011-05-03 |
| 7929391 | Write-once optical recording medium and defect management information management method thereof | Yong Cheol Park | 2011-04-19 |
| 7911904 | Write-once optical disc, and method and apparatus for recording management information on write-once optical disc | Yong Cheol Park | 2011-03-22 |
| 7849372 | Write-once recording medium and defective area management method and apparatus for write-once recording medium | Yong Cheol Park | 2010-12-07 |
| 7826320 | Method and apparatus for recording or reproducing on or from optical medium using SBM information | Yong Cheol Park | 2010-11-02 |
| 7813243 | Optical disc of write once type, method, and apparatus for managing defect information on the optical disc | Yong Cheol Park | 2010-10-12 |
| 7764581 | Write-once optical disc, and method and apparatus for allocating spare area on write-once optical disc | Yong Cheol Park | 2010-07-27 |
| 7721859 | Rotary force controlling apparatus and image forming apparatus including the same | Young Min Yoon, Cheol-young Han | 2010-05-25 |
| 7701823 | Write-once optical disc, and method and apparatus for recording management information on write-once optical disc | Yong Cheol Park | 2010-04-20 |
| 7697862 | High voltage switch device and multi-pass image forming apparatus having the same | Cheol-young Han, Young Min Yoon | 2010-04-13 |
| 7675828 | Recording medium having data structure for managing at least a data area of the recording medium and recording and reproducing methods and apparatuses | Yong Cheol Park | 2010-03-09 |