Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7456828 | Joystick device | James D. Ryken | 2008-11-25 |
| 7440821 | Method of determining average current in a PWM drive | John C. Stafney | 2008-10-21 |
| 7046050 | High side NFET gate driving circuit | — | 2006-05-16 |
| 6975146 | High side NFET gate driving circuit | — | 2005-12-13 |
| 6937007 | Magnet field symmetry for hall sensor | David J. Ruether | 2005-08-30 |
| 6927561 | Current measuring circuit for a PWM driver and method of using the same | — | 2005-08-09 |
| 6765412 | Multi-range current sampling half-bridge output driver | Dennis A. Burns | 2004-07-20 |
| 5969520 | Magnetic ball joystick | — | 1999-10-19 |
| 5933795 | Speed sensing device | C. Kells Hall | 1999-08-03 |