Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9759559 | Trip hazard measurement gauge | Matthew B. Haney, Aaron C. Ollivier | 2017-09-12 |
| 9494407 | Trip hazard measurement gauge | Matthew B. Haney, Aaron C. Ollivier, Daniel J. Triplett | 2016-11-15 |