Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416426 | Linearization of airflow through zone dampers of an HVAC system | Christopher M. Puranen | 2025-09-16 |
| 11703249 | Linearization of airflow through zone dampers of an HVAC system | Christopher M. Puranen | 2023-07-18 |
| 11703254 | Electronic control system for electric water heater | Raheel A. Chaudhry, Jozef Boros | 2023-07-18 |
| 11339991 | Linearization of airflow through zone dampers of an HVAC system | Christopher M. Puranen | 2022-05-24 |
| 10677489 | Intelligent bypass damper operation in an HVAC system with zones | Christopher M. Puranen | 2020-06-09 |
| 10641515 | Linearization of airflow through zone dampers of an HVAC system | Christopher M. Puranen | 2020-05-05 |
| 10274226 | Electronic control system for electric water heater | Raheel A. Chaudhry, Jozef Boros | 2019-04-30 |
| 5927398 | Device identification system for HVAC communication network | — | 1999-07-27 |
| 5751572 | HVAC communication network | — | 1998-05-12 |
| 5570586 | Interface circuit for use in multi-split air conditioning systems | — | 1996-11-05 |