Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11434613 | Barrier construction | Terry Colquhoun, Hayden Wallace, Andrew Karl Diehl, Christopher James Allington, Chris Williamson +4 more | 2022-09-06 |
| 10544554 | Barrier construction | Terry Colquhoun, Hayden Wallace, Andrew Karl Diehl, Christopher James Allington, Chris Williamson +4 more | 2020-01-28 |
| 10501902 | Road barrier | Hayden Wallace, Terry Colquhoun, Mark Whiteside | 2019-12-10 |
| 10329722 | Barrier Construction | Terry Colquhoun, Hayden Wallace, Andrew Karl Diehl, Christopher James Allington, Chris Williamson +4 more | 2019-06-25 |
| 9631331 | Barrier construction | Terry Colquhoun, Hayden Wallace, Andrew Karl Diehl, Christopher James Allington, Chris Williamson +4 more | 2017-04-25 |
| 8858112 | Road barrier | Hayden Wallace, Terry Colquhoun, Mark Whiteside | 2014-10-14 |
| D657071 | Metal section | Mark Whiteside | 2012-04-03 |