Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10190288 | Excavation measurement with light curtain | Malachi D. Matson, Jones Ahoi, William G. Arpin | 2019-01-29 |
| 9847022 | Vehicle detection system and method | William G. Arpin | 2017-12-19 |