Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112152 | System design for noise reduction of solenoid valve | Brandon Ullrich | 2021-09-07 |
| 10802515 | Control techniques in a heating, ventilation and air conditioning network based on environmental data | Muhammad Al Mirza, Darko Hadzidedic, Wojciech Grohman, Timothy H. Thorson, Timothy E. Wallaert | 2020-10-13 |
| 10274235 | System design for noise reduction of solenoid valve | Brandon Ullrich | 2019-04-30 |
| 8798796 | General control techniques in a heating, ventilation and air conditioning network | Wojciech Grohman, Darko Hadzidedic, Timothy H. Thorson, Muhammad Ali Mirza, Timothy E. Wallaert | 2014-08-05 |
| 8182571 | Frame for receiving a filter element and method for providing | Russell L. Baldinger | 2012-05-22 |
| 7959699 | Collapsible filter with folding arms | Roger Privitt | 2011-06-14 |
| 7566359 | Ultraviolet lamp with absorptive barrier | Rakesh Goel | 2009-07-28 |