Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7560829 | Power system using multiple battery pack types | Wayne Proefrock | 2009-07-14 |
| 7498782 | Computer systems and voltage regulator circuits with toroidal inductors | Don J. Nguyen | 2009-03-03 |
| 7492140 | Negative current control for voltage regulator | Don J. Nguyen | 2009-02-17 |
| 7098726 | Method and apparatus for operating a voltage regulator based on operation of a timer | Don J. Nguyen | 2006-08-29 |
| 6833983 | Current limiting super capacitor charger | Don J. Nguyen | 2004-12-21 |
| 6784647 | Method and apparatus for operating a voltage regulator based on operation of a timer | Don J. Nguyen | 2004-08-31 |
| 6707281 | Method and apparatus for operating a voltage regulator based on inductor current detection | — | 2004-03-16 |
| 6366069 | Hysteretic-mode multi-phase switching regulator | Don J. Nguyen | 2002-04-02 |
| 6188206 | Dynamic hysteresis voltage regulation | Don J. Nguyen | 2001-02-13 |
| 6043634 | Interleaved switching regulator | Don J. Nguyen | 2000-03-28 |
| 5982161 | Voltage regulator having variable frequency-based control | Don J. Nguyen | 1999-11-09 |
| 5939870 | Voltage regulator | Don J. Nguyen | 1999-08-17 |