Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9570753 | Reversible polarity operation and switching method for ZnBr flow battery when connected to common DC bus | Kevin Dennis, Nathan Coad, Peter Lex | 2017-02-14 |
| 9186378 | System and method for low speed control of polyphase AC machine | Nathan Jobe, Thomas A. Laubenstein | 2015-11-17 |
| 9024594 | System and method for power conversion for renewable energy sources | Nathan Jobe | 2015-05-05 |
| 8958218 | System and method for power conversion for renewable energy sources | Nathan Jobe | 2015-02-17 |
| 8830705 | System and method for low speed control of polyphase AC machine | Nathan Jobe, Thomas A. Laubenstein | 2014-09-09 |
| 6787939 | Electronic module interconnect system | — | 2004-09-07 |
| 6700804 | Integrated multi-level inverter assembly | — | 2004-03-02 |
| 6472613 | Low-inductance connector for printed-circuit board | — | 2002-10-29 |
| 6459605 | Low inductance transistor module with distributed bus | — | 2002-10-01 |
| 6449179 | Multi-level quasi-resonant power inverter | — | 2002-09-10 |
| 6366064 | Dual mode controller for switching circuirty | — | 2002-04-02 |
| 6239583 | Regulation system for a permanent magnet generator | John R. Lindbery, Kourosh Mehrayin | 2001-05-29 |
| 6014027 | Current and voltage probe for measuring harmonic distortion | — | 2000-01-11 |
| 5999618 | Telephone interface for simultaneous audio presentation at separate locations utilizing amplitude modulated carrier signals | Gregory R. Brotz | 1999-12-07 |
| 5973501 | Current and voltage probe for measuring harmonic distortion | — | 1999-10-26 |
| 5923145 | Controller for variable speed motor | Michael Lemcke, Ali I. Uzumcu | 1999-07-13 |
| 5633790 | DV/DT limiting of inverter output voltage | David J. Gritter | 1997-05-27 |
| 5508905 | Low distortion variable output power supply | — | 1996-04-16 |
| 5503533 | Fluid level control panel structure for multi-pump system | Richard Potter | 1996-04-02 |
| 5316077 | Heat sink for electrical circuit components | — | 1994-05-31 |
| 4634951 | Reduced voltage starter with voltage ramp control | Julian C. Kampf, James T. Libert, Earl J. Curran, Jr., Richard J. Graefe | 1987-01-06 |