Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8536750 | Electric motor with axially movable rotor assembly | Xiaolan Ai, Don Remboski, Chris Van Dress, Brad Mularcik | 2013-09-17 |
| 8152677 | High ratio eccentric planetary traction drive transmission | Xiaolan Al | 2012-04-10 |
| 7960888 | Electric motor with field weakening | Xiaolan Ai, Bradley Mularcik | 2011-06-14 |
| 6502991 | Rotary fluid bearing coatings and coining and processes for manufacturing the same | Gary L. Doll, Thomas Underwood | 2003-01-07 |
| 6443624 | High speed angular contact ball bearing | Tadao Tsuneyoshi, William E. Harbottle, Neal C. McBain | 2002-09-03 |
| 6439774 | Rotary air bearing and process for manufacturing the same | Keith Gordon, Jay M. Landry, William E. Harbottle | 2002-08-27 |