Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10495152 | Coupling assembly | David William Olson | 2019-12-03 |
| 9771983 | Coupling assembly | — | 2017-09-26 |
| 7451614 | Refrigeration system and components thereof | Frederick G. Luehrs, Henry Groth, Jr., Karl R. Krumbiegel, Kevin M. Rehm, Gottfried Urban +2 more | 2008-11-18 |