Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7277106 | Scanning apparatus having a fluorescent lamp and control method thereof | Jong-yang Choo | 2007-10-02 |
| 7149902 | Apparatus for and method of supplying power with power saving function | — | 2006-12-12 |
| 7040727 | Apparatus for controlling power supply to printer and method thereof | Jong-yang Choo | 2006-05-09 |
| 7012824 | Voltage converting method and voltage converting apparatus using large electrolytic condenser | — | 2006-03-14 |
| 6674271 | Power supply control apparatus and method thereof | Jong-yang Choo, Joong-gi Kwon, Jong-hwa Cho | 2004-01-06 |