Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10074297 | Decorative detectable warning panel having improved grip | Christopher Gary Henshue, Gary LaVerne Henshue, Kent Sherman Barta, Alexander Frederick Robb, David Matthew Riggs | 2018-09-11 |
| 9361816 | Decorative detectable warning panel having improved grip | Christopher Gary Henshue, Gary LaVerne Henshue, Kent Sherman Barta, Alexander Frederick Robb, David Matthew Riggs | 2016-06-07 |
| 9311831 | Decorative detectable warning panel having improved grip | Christopher Gary Henshue, Gary LaVerne Henshue, Kent Sherman Barta, Alexander Frederick Robb, David Matthew Riggs | 2016-04-12 |