Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9110645 | Apparatus and method for providing power to main controller based upon power-on/off state signal and reset signal for resetting the main controller | Seog-ho SONG | 2015-08-18 |
| 8346107 | Image forming apparatus and control method thereof | Seog-ho SONG | 2013-01-01 |
| 7535601 | Image scanning device for converting an analog signal into a digital signal corresponding to an operation mode and a method thereof | — | 2009-05-19 |
| 7508409 | Drive control device for use in an image forming apparatus | — | 2009-03-24 |
| 6979973 | Apparatus to and method of controlling step motor | — | 2005-12-27 |
| 6049397 | Technique for printing call-back information in a facsimile machine combined with automatic answering machine | — | 2000-04-11 |
| 5522234 | Air conditioner having supplemental gas heater for outdoor coil | Nack-Hun Jung, Jong-Han Choi | 1996-06-04 |