Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10361607 | Alternator with series fans | Drake J. Sayre | 2019-07-23 |
| 6864667 | Stator winding pattern for reduced magnetic noise | Ronald J. Krefta | 2005-03-08 |
| 6800972 | Generator and fan | Michael L. Hull | 2004-10-05 |
| 6781262 | Generator and air deflector | Michael L. Hull | 2004-08-24 |
| 6750578 | Rotating electrical machine | Michael L. Hull, Steve J. Shields | 2004-06-15 |
| 6703758 | Rotor for an AC generator | Michael L. Hull | 2004-03-09 |