Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9499184 | Method of determining a position of a vehicle on a guideway | Carl Schwellnus | 2016-11-22 |
| 9366756 | RF tag reader for accurate position determination | — | 2016-06-14 |
| 9227641 | Vehicle position determining system and method of using the same | Carl Schwellnus | 2016-01-05 |