Issued Patents All Time
Showing 25 most recent of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411157 | Magnetic saturation detector with single and multiple transverse windings | — | 2025-09-09 |
| 12413167 | Auxiliary power supplies using motor winding inductance | David Michael Hugh Matthews | 2025-09-09 |
| 12401288 | Energy transfer element including a communication element | — | 2025-08-26 |
| 11250984 | Methods and apparatus for biasing a magnetic circuit to reduce audible noise from a switching power supply | — | 2022-02-15 |
| 9804205 | Current sense ratio compensation | Rajko Duvjnak | 2017-10-31 |
| 9584027 | Power converter with winding communication | — | 2017-02-28 |
| 9164133 | Switched averaging error amplifier | — | 2015-10-20 |
| 8913407 | Method and apparatus to regulate an output voltage of a power converter at light/no load conditions | Leif Lund, Alex B. Djenguerian | 2014-12-16 |
| 8767423 | Method and apparatus for varying current limit to limit an output power of a power supply | — | 2014-07-01 |
| 8699252 | Method and apparatus for input charge control of a power supply | David Kung | 2014-04-15 |
| 8497729 | Method and apparatus for time-differential comparison of an analog signal | — | 2013-07-30 |
| 8374006 | Method and apparatus to regulate an output voltage of a power converter at light/no load conditions | Leif Lund, Alex B. Djenguerian | 2013-02-12 |
| 8325505 | Method and apparatus for input charge control of a power supply | David Kung | 2012-12-04 |
| 8324941 | Method and apparatus for time-differential comparison of an analog signal | — | 2012-12-04 |
| 8310850 | Method and apparatus for varying current limit to limit an output power of a power supply | — | 2012-11-13 |
| 8243477 | Flyback power supply with forced primary regulation | Raymond Kenneth Orr | 2012-08-14 |
| 8159843 | Method and apparatus to regulate an output voltage of a power converter at light/no load conditions | Leif Lund, Alex B. Djenguerian | 2012-04-17 |
| 8154321 | Method and apparatus for time-differential comparison of an analog signal | — | 2012-04-10 |
| 8139384 | Method and apparatus for input charge control of a power supply | David Kung | 2012-03-20 |
| 8000115 | Flyback power supply with forced primary regulation | Raymond Kenneth Orr | 2011-08-16 |
| 7924132 | Method and apparatus for transferring energy in a power converter circuit | David Michael Hugh Matthews | 2011-04-12 |
| 7876583 | Flyback power supply with forced primary regulation | Raymond Kenneth Orr | 2011-01-25 |
| 7855541 | Method and apparatus to control a power supply for high efficiency | — | 2010-12-21 |
| 7813150 | Compensation for parameter variations in a feedback circuit | Jason E. Cuadra, Arthur B. Odell | 2010-10-12 |
| 7759922 | Method and apparatus to provide temporary peak power from a switching regulator | Stefan Bäurle, David Michael Hugh Matthews | 2010-07-20 |