Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11067176 | Crank pin configuration for butterfly valve | David J. Zawilinski | 2021-07-20 |
| 11053949 | Passively controlled inline bleed valves | David J. Zawilinski, Scott W. Simpson | 2021-07-06 |
| 10975875 | Passive bleed valves with adjustable pressure threshold | Scott W. Simpson, Josh Kamp | 2021-04-13 |