Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9843237 | Electromechanical flywheel with evacuation system | Robert A. Rosen | 2017-12-12 |
| 9831742 | Electromechanical flywheel device | Heath F. Hofmann | 2017-11-28 |
| 9673680 | Electromechanical flywheels | Heath F. Hofmann | 2017-06-06 |
| 9641051 | Electromechanical flywheel cooling system | — | 2017-05-02 |
| 9548645 | Homopolar motor-generators | Heath F. Hofmann | 2017-01-17 |
| 9548636 | Electromechanical flywheel containment system | — | 2017-01-17 |
| 9148037 | Electromechanical flywheel | Heath F. Hofmann | 2015-09-29 |
| 9077211 | Electromechanical flywheel with evacuation system | — | 2015-07-07 |
| 8917004 | Homopolar motor-generator | Heath F. Hofmann | 2014-12-23 |
| 8030787 | Mbackup flywheel power supply | — | 2011-10-04 |
| 7855465 | Three plus three phase flywheel electric power supply | Heath F. Hofmann | 2010-12-21 |
| 7741795 | Synchronous reluctance machine controller | — | 2010-06-22 |
| 7633172 | Three plus three phase flywheel power supply | Heath F. Hofmann | 2009-12-15 |