Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9419529 | DC bus voltage measurement circuit | Douglas Karraker | 2016-08-16 |
| 7154277 | Method and apparatus for detecting faults in AC to AC, or DC to AC power conversion equipments when the equipment is in a high impedance mode | Douglas Karraker, Dennis Tyczkowski | 2006-12-26 |
| 6965290 | Low harmonic rectifier circuit | Kalyan P. Gokhale, Nicklas Södö | 2005-11-15 |
| 6922883 | Method for making a non-linear inductor | Kalyan P. Gokhale, Nicklas Södö | 2005-08-02 |
| 6774758 | Low harmonic rectifier circuit | Kalyan P. Gokhale, Nicklas Södö | 2004-08-10 |