Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11067176 | Crank pin configuration for butterfly valve | Robert DeFelice | 2021-07-20 |
| 11053949 | Passively controlled inline bleed valves | Robert DeFelice, Scott W. Simpson | 2021-07-06 |