Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10221961 | Anti-rotation assemblies for use with fluid valves | Randall Scott Collison, Chad Michael Engle | 2019-03-05 |
| 9664290 | Anti-rotation assemblies for use with fluid valves | Randall Scott Collison, Chad Michael Engle | 2017-05-30 |
| 9206909 | Anti-rotation assemblies for use with fluid valves | Randall Scott Collison, Chad Michael Engle | 2015-12-08 |