Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8350435 | Interior magnet machine with reduced cogging | Keith I. Hoemann | 2013-01-08 |
| 7705502 | Interior magnet machine with non-perpendicular slots | Keith I. Hoemann | 2010-04-27 |
| 7245054 | Permanent magnet electric machine having reduced cogging torque | Alan D. Crapo | 2007-07-17 |
| 7034423 | Electric power steering system including a permanent magnet motor | Alan D. Crapo, Richard E. Hartsfield, Jr. | 2006-04-25 |
| 6707209 | Reduced cogging torque permanent magnet electric machine with rotor having offset sections | Alan D. Crapo, Richard E. Hartsfield, Jr., Charles P. Ketterer, Ken De Luca | 2004-03-16 |
| 6597078 | Electric power steering system including a permanent magnet motor | Alan D. Crapo, Richard E. Hartsfield, Jr. | 2003-07-22 |
| 6274957 | Reduced size electromagnetic device | Jeffrey P. Mahn, Charles P. Ketterer, Jeffrey Neumann, Bradley Gerard Kohring | 2001-08-14 |