Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10199939 | Multi-phase DC-DC converters with open-loop PWM for transient performance enhancement | Kevin Yi Cheng Chang, James T. Doyle, Qing Li, Xiaoying Yu, Ibiyemi Omole +2 more | 2019-02-05 |
| 10194498 | Digitally-controlled switch-mode start-up circuit for LED-based lights | Karl Thompson | 2019-01-29 |
| 10181794 | Two-stage multi-phase switch-mode power converter with inter-stage phase shedding control | Kevin Yi Cheng Chang, James T. Doyle | 2019-01-15 |
| 10170992 | Adaptive amplification active filter for divider-less high frequency DC-DC converters | Ibiyemi Omole, James T. Doyle, Jonathon Stiff | 2019-01-01 |
| 10104724 | Digitally-controlled switch-mode start-up circuit with dimmer compatibility for LED-based lights | Karl Thompson | 2018-10-16 |
| 9860945 | Digitally-controlled switch-mode start-up circuit for LED-based lights | Karl Thompson | 2018-01-02 |
| 7112995 | Low voltage to high voltage level shifter and related methods | Herbert Hess, Kevin M. Buck, David F. Cox | 2006-09-26 |
| 7061298 | High voltage to low voltage level shifter | Herbert Hess, Kevin M. Buck, David F. Cox | 2006-06-13 |
| 7030654 | Low voltage to extra high voltage level shifter and related methods | Herbert Hess, Kevin M. Buck, David F. Cox | 2006-04-18 |