Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730886 | Power control method and apparatus for minimizing heating time instant heating roller | Durk-hyun Cho, Sung Kyung CHOI | 2004-05-04 |
| 6674271 | Power supply control apparatus and method thereof | Jong-yang Choo, Jong-hwa Cho, Han-chung Ryu | 2004-01-06 |