Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7579941 | Trailer cargo detection using ultrasonic transducers | Ronald Cleveland | 2009-08-25 |
| 7015824 | Trailer cargo detection using ultrasonic transducers | Ronald Cleveland | 2006-03-21 |