Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12029378 | Vacuum collection vehicle | Robert G. Chumbley | 2024-07-09 |
| 11744420 | Vacuum collection vehicle | Robert G. Chumbley | 2023-09-05 |
| 11540687 | Vacuum collection vehicle | Robert G. Chumbley | 2023-01-03 |