Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8922068 | Linear drive motor with improved bearing system | — | 2014-12-30 |
| 8800131 | Method of constructing a linear drive motor assembly with a core | — | 2014-08-12 |
| 8803371 | Secondary for linear drive motor comprising sheet of highly permeable magnetic material having synchronized motor teeth, encoder teeth, and commutation tracks integrally formed therein | Rui Qiao | 2014-08-12 |
| 8791608 | Primary for linear drive motor with solid steel stacks | — | 2014-07-29 |
| 8418350 | Method of forming a secondary for linear drive motor comprising sheet of highly permeable magnetic material having synchronized motor teeth, encoder teeth, and commutation tracks integrally formed therein | Rui Qiao | 2013-04-16 |
| 7934307 | Method of constructing a linear drive motor assembly with a core | — | 2011-05-03 |
| 7566997 | Gas bearing system | — | 2009-07-28 |
| 7078848 | Multi-axes, sub-micron positioner | John Andrew Heilig, Bahram Berj Kafai | 2006-07-18 |
| 6888289 | Multi-axes, sub-micron positioner | John Andrew Heilig, Bahram Berj Kafai | 2005-05-03 |