Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7368705 | Absolute encoder employing linked sub-encoders and beat track | William G. Thorburn, Keith M. Hinrichs | 2008-05-06 |
| 7321113 | Precision material-handling robot employing high-resolution, compact absolute encoder | Keith M. Hinrichs, William G. Thorburn | 2008-01-22 |
| 7253395 | Absolute encoder employing concatenated, multi-bit, interpolated sub-encoders | William G. Thorburn, Keith M. Hinrichs | 2007-08-07 |