Issued Patents 2025
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422158 | Energy management and smart thermostat learning methods and control systems | Brian R. Butler, Kevin Patrick Hallinan, Kefan Huang, Abdulrahman Alanezi, David A. ALFANO +1 more | 2025-09-23 |
| 12345433 | Indoor air quality sensor calibration systems and methods | Hung M. Pham, Brian R. Butler | 2025-07-01 |
| 12311308 | Particulate-matter-size-based fan control system | Hung M. Pham, Brian R. Butler | 2025-05-27 |
| 12259148 | Computerized HVAC filter evaluation system | Hung M. Pham, Brian R. Butler | 2025-03-25 |