Issued Patents All Time
Showing 76–100 of 113 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7898826 | Method and apparatus for limiting maximum output power of a power converter | — | 2011-03-01 |
| 7855540 | Method and apparatus for a high voltage power supply circuit | — | 2010-12-21 |
| 7834605 | Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supply | Balu Balakrishnan, Alex B. Djenguerian, Kent Wong | 2010-11-16 |
| 7804305 | Method and apparatus to select a parameter/mode using a capacitor of a feedback loop of the power supply | Alex B. Djenguerian, Kent Wong, Balu Balakrishnan | 2010-09-28 |
| 7764520 | Method and apparatus for on/off control of a power converter | Alex B. Djenguerian, Balu Balakrishnan, Erdem Bircan | 2010-07-27 |
| 7760524 | Method and apparatus to reduce the volume required for bulk capacitance in a power supply | — | 2010-07-20 |
| 7759922 | Method and apparatus to provide temporary peak power from a switching regulator | Stefan Bäurle, William M. Polivka | 2010-07-20 |
| 7646184 | Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supply | Balu Balakrishnan, Alex B. Djenguerian, Kent Wong | 2010-01-12 |
| 7576528 | Control circuit responsive to an impedance | Zhao-Jun Wang, Stefan Bäurle | 2009-08-18 |
| 7538533 | Method and apparatus to provide temporary peak power from a switching regulator | Stefan Bäurle, William M. Polivka | 2009-05-26 |
| 7489120 | Method and apparatus for a high voltage power supply circuit | — | 2009-02-10 |
| 7486062 | Method and apparatus for trimming current limit and frequency to maintain a constant maximum power | Balu Balakrishnan, Alex B. Djenguerian | 2009-02-03 |
| 7482905 | Method and apparatus for transferring energy in a power converter circuit | William M. Polivka | 2009-01-27 |
| 7453710 | Transformerless safety isolation in a power supply using safety capacitors for galvanic isolation | Stefan Bäurle, Roland Sylvere Saint-Pierre | 2008-11-18 |
| 7425834 | Method and apparatus to select a parameter/mode based on a time measurement | Alex B. Djenguerian, Kent Wong, Balu Balakrishnan | 2008-09-16 |
| 7388360 | Method and apparatus to provide temporary peak power from a switching regulator | Stefan Bäurle, William M. Polivka | 2008-06-17 |
| 7345462 | Method and apparatus for trimming current limit and frequency to maintain a constant maximum power | Balu Balakrishnan, Alex B. Djenguerian | 2008-03-18 |
| 7301319 | Methods and apparatus for maintaining an approximate constant current output characteristic in a switched mode power supply | Balu Balakrishnan, Alex B. Djenguerian, Kent Wong, Erdem Bircan | 2007-11-27 |
| 7239119 | Method and apparatus to provide temporary peak power from a switching regulator | Stefan Bäurle, William M. Polivka | 2007-07-03 |
| 7215105 | Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supply | Balu Balakrishnan, Alex B. Djenguerian, Kent Wong | 2007-05-08 |
| 7205877 | Method and apparatus for transferring energy in a power converter circuit | William M. Polivka | 2007-04-17 |
| 7193865 | Switched mode power supply responsive to current derived from voltage across energy transfer element input | Balu Balakrishnan | 2007-03-20 |
| 7170381 | Method and apparatus for transferring energy in a power converter circuit | William M. Polivka | 2007-01-30 |
| 7170383 | Method and apparatus for transferring energy in a power converter circuit | William M. Polivka | 2007-01-30 |
| 7148671 | Method and apparatus for maintaining an approximate constant current output characteristic in a switched mode power supply | Balu Balakrishnan, Alex B. Djenguerian, Kent Wong, Erdem Bircan | 2006-12-12 |