Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7135792 | High field voice coil motor | Chun Li | 2006-11-14 |
| 6084498 | Magnetic decoupler | Richard E. Stelter, David Choit | 2000-07-04 |
| 5959520 | Magnetic decoupler | Richard E. Stelter, David Choit | 1999-09-28 |