Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7495499 | Power transistor circuit and the method thereof | Chien-Chuan Chung, Chu Yu Chu | 2009-02-24 |
| 7471117 | Circuit for detecting maximal frequency of pulse frequency modulation and method thereof | Li-Chieh Chen, Chu Yu Chu | 2008-12-30 |
| 7456622 | Circuit for starting up a synchronous step-up DC/DC converter and the method thereof | Mao-Chuan Chien, Chu Yu Chu | 2008-11-25 |
| 7446621 | Circuit and method for switching PFM and PWM | Li-Chieh Chen, Chu Yu Chu | 2008-11-04 |