Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11913656 | HVAC system with wireless waveguide system | Allison M. Ahern, David C. Ullenberg | 2024-02-27 |
| 7031880 | Method and apparatus for assessing performance of an environmental control system | John E. Seem, William A. Huth, Robert J. Fraune, Anita M. Lewis | 2006-04-18 |