Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9751457 | Vehicle control system | William S. Buehler, Kevin Carpenter, Michael Walma | 2017-09-05 |
| 9725031 | Vehicle signal control system | Kevin Carpenter, William S. Buehler, Michael Walma | 2017-08-08 |
| 9729002 | Audience response system with batteryless response units | Emil J. Ureel | 2017-08-08 |
| 9537324 | Audience response system with batteryless response units | Emil J. Ureel | 2017-01-03 |