Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11817701 | Multi-port split-phase power system | David Wu Ganger, Kathleen M. Romans, Sandy Omar Jimenez, Marzieh Karami | 2023-11-14 |
| 11749997 | Synchronization of electrical power grids | Souvik Chandra, Abrez Mondal, Yi Yang | 2023-09-05 |
| 11159042 | Power systems and methods using voltage waveform signaling | Yakov Lvovich Familiant, Michael P. Nowak, George Arthur Navarro | 2021-10-26 |
| 10447072 | Power systems and methods using voltage waveform signaling | Yakov Lvovich Familiant, Michael P. Nowak, George Arthur Navarro | 2019-10-15 |
| 10056851 | System and method for induction motor speed estimation using a soft starter system | Dongxiao Wu, Bruno Lequesne, Yahan Hua, Kaijam M. Woodley, Steven Andrew Dimino | 2018-08-21 |
| 9941700 | Utility scale renewable energy system controls for ramp-rate, voltage, and frequency management | Qiang Fu, Yakov Lvovich Familiant, Christopher Scott Thompson | 2018-04-10 |
| 9620994 | Method and system of anti-islanding of a microgrid in a grid-connected microgrid system | — | 2017-04-11 |
| 9502901 | Method and area electric power system detecting islanding by employing controlled reactive power injection by a number of inverters | Richard P. Peplinski, Anish Prasai, Uday Prakashrao Mhaskar | 2016-11-22 |
| 9502904 | Power conversion system and method providing maximum efficiency of power conversion for a photovoltaic system, and photovoltaic system employing a photovoltaic array and an energy storage device | Richard P. Peplinski, Anish Prasai | 2016-11-22 |
| 9425702 | System and method for safe switching in an AC-to-AC converter | Bruno Lequesne, Yakov Lvovich Familiant, Qiang Fu | 2016-08-23 |
| 9397657 | Methods and systems for operating hybrid power devices using multiple current-dependent switching patterns | Tiefu Zhao, Jiangbiao He, Mengbin Ben Yang | 2016-07-19 |
| 9298204 | AC to AC converter and method of operation thereof for soft starting motors and other applications | Zeljko Radomir Jankovic, Bruno Lequesne, Yakov Lvovich Familiant | 2016-03-29 |
| 9287418 | System and method for connection of photovoltaic arrays in series and parallel arrangements | Prasanna S. Nirantare, Tiefu Zhao, Jun Xu, Christopher Scott Thompson | 2016-03-15 |
| 9103852 | Direct current sensing circuit and circuit interrupter including the same | Gerald Zheng, Jack Gu, Bruce Wu, Xin Zhou | 2015-08-11 |
| 8947030 | Low switch count AC-to-AC power converter | Yakov Lvovich Familiant, Zeljko Radomir Jankovic, Bruno Lequesne | 2015-02-03 |
| 8884462 | Power flow regulator including a plurality of DC-DC converters | Yu Liu, Christopher Scott Thompson | 2014-11-11 |
| 8837097 | Protection, monitoring or indication apparatus for a direct current electrical generating apparatus or a plurality of strings | Joseph C. Zuercher, Birger Pahl, Charles John Luebke, Brian Thomas Pier, Jerome K. Hastings | 2014-09-16 |
| 8638531 | Hybrid bi-directional DC contactor and method of controlling thereof | Tiefu Zhao, Peter J. Theisen | 2014-01-28 |
| 8587906 | Photovotaic system including hybrid bi-directional DC contactors and method of detection and isolation of faults therein | Tiefu Zhao, Peter J. Theisen | 2013-11-19 |
| 8334618 | Method and area electric power system detecting islanding by employing controlled reactive power injection by a number of inverters | Richard P. Peplinski, Anish Prasai, Uday Prakashrao Mhaskar | 2012-12-18 |
| 7713157 | Planetary gear controlled alternator | Jerome K. Hastings, Roger J. Briggs | 2010-05-11 |
| 7256566 | Method and apparatus for determining a maximum power point of photovoltaic cells | Kerry E. Grand, Anil Tuladhar | 2007-08-14 |
| 6940735 | Power converter system | Duo Deng | 2005-09-06 |
| 6178103 | Method and circuit for synchronizing parallel voltage source inverters | Doug D. Deng, Kon-King M. Wang | 2001-01-23 |