Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6215212 | Shaftless rotor construction | Robert Grennan, David G. Halsey, W. G. Neil Smith | 2001-04-10 |
| 6091168 | Rotor for a dynamoelectric machine | David G. Halsey, Hassan Mansir, Robert Grennan, Dam C. Nguyen | 2000-07-18 |
| 5994804 | Air cooled dynamoelectric machine | Robert Grennan, David G. Halsey, W. G. Neil Smith | 1999-11-30 |