Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12336500 | Livestock chute with both parallel and V-squeeze capability, a pull-up neck extender and a robust head gate track | Stephen Arthur Langrell | 2025-06-24 |
| 11793157 | Tray-supported floor mats for livestock handling equipment | — | 2023-10-24 |
| 11445698 | Livestock chute with both parallel and V-squeeze capability, a pull-up neck extender and a robust head gate track | Stephen Arthur Langrell | 2022-09-20 |
| 11317597 | Livestock force tub with supplemental wall section, auxiliary space and reduced opacity exit-adjacent wall sections | Stephen Arthur Langrell | 2022-05-03 |
| D943767 | Livestock head gate | Stephen Arthur Langrell | 2022-02-15 |
| 11129355 | Portable livestock handling apparatus with foldable force tub and extendable/collapsible chassis | Stephen Arthur Langrell | 2021-09-28 |
| D881676 | Slam latch for a gate | Stephen Arthur Langrell | 2020-04-21 |
| 10039262 | Livestock head holder with singular operating lever for closing, unlocking and opening same | — | 2018-08-07 |