Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10862389 | Multiple-output non-isolated active line filter | — | 2020-12-08 |
| 10727732 | Active line filter utilizing input current regulation | — | 2020-07-28 |
| 9941047 | Shield for toroidal core electromagnetic device, and toroidal core electromagnetic devices utilizing such shields | — | 2018-04-10 |
| 9923334 | Laser diode driver with variable input voltage and variable diode string voltage | Robert F. Stiffler, Philip C. Todd, James F. Lazar | 2018-03-20 |
| 9800129 | Bidirectional low voltage power supply (LVPS) with single pulse width modulator (PWM), cryogenic cooler system, and method | — | 2017-10-24 |
| 9716447 | Method and integrated motor drive power electronics system with improved efficiency | — | 2017-07-25 |
| 9601904 | Laser diode driver with variable input voltage and variable diode string voltage | Robert F. Stiffler, Philip C. Todd, James F. Lazar | 2017-03-21 |
| 9257224 | Shield for toroidal core electromagnetic device, and toroidal core electromagnetic devices utilizing such shields | — | 2016-02-09 |
| 9118280 | High voltage wide bandwidth amplifier | — | 2015-08-25 |
| 9048720 | Bidirectional motor driver low voltage power supply (LVPS) | — | 2015-06-02 |
| 7141940 | Method and control circuitry for providing average current mode control in a power converter and an active power filter | — | 2006-11-28 |
| 7038435 | Method for input current regulation and active-power filter with input voltage feedforward and output load feedforward | Joseph K. Miyamoto, Frank H. Wang | 2006-05-02 |
| 7019503 | Active power filter with input voltage feedforward, output load feedforward, and output voltage feedforward | Joseph K. Miyamoto, Frank H. Wang | 2006-03-28 |
| 6822426 | Regulator with feedback voltage and current signal summing into controller | Philip C. Todd, Stephen J. Hulsey, Bruce R. Baker | 2004-11-23 |
| 5736881 | Diode drive current source | — | 1998-04-07 |
| 5450727 | Thermoelectric cooler controller, thermal reference source and detector | Michael J. Ramirez | 1995-09-19 |
| 5287372 | Quasi-resonant diode drive current source | — | 1994-02-15 |