Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9629472 | Sleeping bed foundation structure | — | 2017-04-25 |
| 9631528 | Vehicle reduced emission deployment | Joel Craig Diehl, Wayne Turnbow, Steward B. Nazzaro | 2017-04-25 |
| 9457792 | Retrofitting a vehicle drive train | Joel Craig Diehl, Dan Harris, Warner Olan Harris, Wayne Turnbow | 2016-10-04 |
| 8668035 | Electric traction system and method | Joel Craig Diehl, Dan Harris, Warner Allen Harris, Warner Olan Harris, Peter Fredrick Nortman +1 more | 2014-03-11 |
| 8565969 | Over the road/traction/cabin comfort retrofit | Joel Craig Diehl, Dan Harris, Warner Allen Harris, Warner Olan Harris, Steward B. Nazzaro +1 more | 2013-10-22 |