Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7265612 | Low-distortion tri-state switching amplifier | Jung-Dar Ho | 2007-09-04 |
| 7265613 | Low-distortion tri-state switching amplifier | Jung-Dar Ho | 2007-09-04 |
| 7173483 | Low-distortion tri-state switching amplifier | Jung-Dar Ho | 2007-02-06 |
| 7071646 | Sensorless motor control circuit without employing any mask process | Chi-Yang Chen | 2006-07-04 |
| 7015663 | Brushless motor drive device | Guang-Nan Tzeng, Chi-Yang Chen | 2006-03-21 |
| 6924611 | Brushless motor drive device | Guang-Nan Tzeng, Chi-Yang Chen | 2005-08-02 |