Issued Patents All Time
Showing 126–150 of 150 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8050062 | Method and system to allow for high DC source voltage with lower DC link voltage in a two stage power converter | David Smith, Anthony William Galbraith | 2011-11-01 |
| 8050063 | Systems and methods for controlling a converter for powering a load | Allen Michael Ritter | 2011-11-01 |
| 7994750 | Systems and methods for controlling a converter for powering a load | Allen Michael Ritter | 2011-08-09 |
| 7944068 | Optimizing converter protection for wind turbine generators | Allen Michael Ritter, Anthony Michael Klodowski, Scott Charles Frame, Steven Wade Sutherland, Sidney Allen Barker +1 more | 2011-05-17 |
| 7939959 | Wind turbine with parallel converters utilizing a plurality of isolated transformer windings | Allen Michael Ritter, Anthony Michael Klodowski | 2011-05-10 |
| 7928592 | Wind turbine with parallel converters utilizing a plurality of isolated generator windings | Allen Michael Ritter, Anthony Michael Klodowski | 2011-04-19 |
| 7923965 | Methods for coupling an energy storage system to a variable energy supply system | Allen Michael Ritter, Cyrus David Harbourt | 2011-04-12 |
| 7855906 | DC bus voltage control for two stage solar converter | Anthony Michael Klodowski, David Smith, Sidney Allen Barker | 2010-12-21 |
| 7847507 | Zero-current notch waveform for control of a three-phase, wye-connected H-bridge converter for powering a high-speed electric motor | — | 2010-12-07 |
| 7643318 | Dual voltage wye-connected H-bridge converter topology for powering a high-speed electric motor | — | 2010-01-05 |
| 7643319 | 7-level wye-connected H-bridge converter topology for powering a high-speed electric motor | — | 2010-01-05 |
| 7567447 | Electrical switching device having current balanced transistors | Igor Berroteran | 2009-07-28 |
| 7405496 | Transfer circuit topology for redundant power generator regulators and inverting DC drives | Scott Charles Frame, Brian Eric Lindholm, Pedro Monclova | 2008-07-29 |
| 7239036 | System and method for power control in wind turbines | John D. D'Atre, Anthony Michael Klodowski, Allen Michael Ritter, David Smith, Luis Jose Garces +1 more | 2007-07-03 |
| 7170180 | Methods and systems for improved current sharing between parallel power semiconductors in power converters | — | 2007-01-30 |
| 6713898 | Internal reactor thyristor stack | Brian Mathew Hamill, John Cannon | 2004-03-30 |
| 6618235 | Snubber circuit | Fred Henry Boettner, William D. Brackman, Jr., James M. Nowak | 2003-09-09 |
| 6594130 | Method and circuit for the protection of a thyristor | Lee Robert, Brian Mathew Hamill | 2003-07-15 |
| 5932995 | Dual buck converter with coupled inductors | — | 1999-08-03 |
| 5825639 | DC bus capacitor arrangement | — | 1998-10-20 |
| 5614812 | Power supply with power factor correction | — | 1997-03-25 |
| 5386147 | Aerospace power control system for monitoring and reliably transferring power buses | Victor Bernard Bonneau, Gary Kuzkin, John Overman | 1995-01-31 |
| 4950976 | Current variation reduction for mosfet current sources | — | 1990-08-21 |
| 4914542 | Current limited remote power controller | — | 1990-04-03 |
| 4736268 | High frequency AC solid state switch | — | 1988-04-05 |