Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11417239 | Electrical circuit training device and method | Kim Carter | 2022-08-16 |
| 8058742 | Thermal management system for wind turbine | William L. Erdman | 2011-11-15 |
| 7535120 | Power system with low voltage ride-through capability | William L. Erdman, Amir S. Mikhail | 2009-05-19 |
| 7432686 | Wind turbine generator apparatus with utility fault ride-through capability | William L. Erdman, Amir S. Mikhail | 2008-10-07 |
| 7339355 | Generator with utility fault ride-through capability | William L. Erdman, Amir S. Mikhail | 2008-03-04 |
| 7233129 | Generator with utility fault ride-through capability | William L. Erdman, Amir S. Mikhail | 2007-06-19 |
| 7095131 | Variable speed wind turbine generator | Amir S. Mikhail, Craig L. Christenson, William L. Erdman, William E. Holley | 2006-08-22 |
| 7095597 | Distributed static var compensation (DSVC) system for wind and water turbine applications | — | 2006-08-22 |
| 7042110 | Variable speed distributed drive train wind turbine system | Amir S. Mikhail, Lawrence Howes, William L. Erdman, William E. Holley | 2006-05-09 |
| 6856039 | Variable speed wind turbine generator | Amir S. Mikhail, Craig L. Christenson, William L. Erdman, William E. Holley | 2005-02-15 |
| 6850664 | Fiber optic converters for incremental shaft encoders | — | 2005-02-01 |
| 6847128 | Variable speed wind turbine generator | Amir S. Mikhail, Craig L. Christenson, William L. Erdman, William E. Holley | 2005-01-25 |
| 6771903 | Fiber optic safety system for wind turbines | — | 2004-08-03 |
| 6600240 | Variable speed wind turbine generator | Amir S. Mikhail, Craig L. Christenson, William L. Erdman, William E. Holley | 2003-07-29 |
| 6420795 | Variable speed wind turbine generator | Amir S. Mikhail, Craig L. Christenson, William L. Erdman, William E. Holley | 2002-07-16 |
| 6265785 | Non-volatile over speed control system for wind turbines | Craig L. Christenson | 2001-07-24 |
| 6137187 | Variable speed wind turbine generator | Amir S. Mikhail, Craig L. Christenson, William L. Erdman, William E. Holley | 2000-10-24 |
| 5422826 | Microcontroller based control system for use in a wind turbine | — | 1995-06-06 |
| 5278773 | Control systems for controlling a wind turbine | — | 1994-01-11 |