Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7451614 | Refrigeration system and components thereof | Frederick G. Luehrs, Henry Groth, Jr., Karl R. Krumbiegel, Ryan Kenneth Marks, Kevin M. Rehm +2 more | 2008-11-18 |
| 6122928 | Ice chest and cold plate apparatus | John M. Strobel, Gary H. Backhaus | 2000-09-26 |