Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12170459 | Tapped winding method for extended constant horsepower speed range | William E. Martin | 2024-12-17 |
| 12126219 | Permanent magnet rotor with conductive flux barrier | William E. Martin, Nicolas W. Frank | 2024-10-22 |
| 12040660 | Permanent magnet rotor with minimal cage | William E. Martin, Nicolas W. Frank | 2024-07-16 |
| 11949354 | Systems and methods for controlling a switching device for an electric motor with selective flux stator | Frederick L. Hoadley, Hoat V. Phung, Timothy S. Collins | 2024-04-02 |
| 11742734 | Permanent magnet machine and rotor therefor | William E. Martin, Nicolas W. Frank | 2023-08-29 |
| 11545882 | Electric motor with selective flux stator | Richard J. Budzynski, Jukka T. Jarvinen | 2023-01-03 |
| 10931212 | Motor starter for synchronous machine | Jukka T. Jarvinen | 2021-02-23 |
| 10651764 | End ring and rotor bar for line start permanent magnet motor | Richard J. Budzynski | 2020-05-12 |
| 10075105 | End ring and rotor bar for line start permanent magnet motor | Richard J. Budzynski | 2018-09-11 |
| 9620999 | High conductivity rotor cage for line start permanent magnet motor | Richard J. Budzynski, Michael J. Melfi | 2017-04-11 |
| D673667 | Cooling tower fan motor | William E. Martin, Stephen T. Evon, Timothy Cain | 2013-01-01 |
| D636862 | Cooling tower fan motor | William E. Martin, Stephen T. Evon | 2011-04-26 |
| 7880348 | Method of installing a permanent magnet motor in a cooling tower and a shroud used in connection therewith | William E. Martin, Stephen T. Evon | 2011-02-01 |
| D594963 | Shroud for cooling tower fan motor | William E. Martin | 2009-06-23 |