Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11131471 | Refrigeration leak detection | Brian R. Butler, Hung M. Pham, Winfield S. Morter, Andrew M. Welch, David A. ALFANO +1 more | 2021-09-28 |
| 11125457 | Refrigerant leak sensor and mitigation device and methods | David A. ALFANO | 2021-09-21 |
| 10961079 | Automatically releasable hose reel assembly | Sean Morgan | 2021-03-30 |