Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646409 | Apparatus for controlling rotation speed of motor | June Hee Won, Dal-Ho Cheong, Kyung-Hoon Lee | 2003-11-11 |
| 6525497 | Phase distortion compensating apparatus and method for reducing torque ripple in 3-phase motor | Dong-Myung Lee, Dal-Ho Cheong | 2003-02-25 |