Issued Patents All Time
Showing 1–25 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12044453 | Carbon dioxide cooling system with subcooling | — | 2024-07-23 |
| 11768022 | Liquid transfer pump cycle | Carl T. Crawford | 2023-09-26 |
| 11402156 | Heat exchanger construction | — | 2022-08-02 |
| 11402138 | Liquid transfer pump cycle | Carl T. Crawford | 2022-08-02 |
| 11397017 | System and method for sealing and supporting external pipe connections in fluid lines and directing escaped fluids to a cabinet in an HVAC system | — | 2022-07-26 |
| 11378313 | Method and apparatus for refrigerant detector calibration confirmation | Rakesh Goel, Eric Berg, Mark Olsen | 2022-07-05 |
| 11255580 | Carbon dioxide cooling system with subcooling | — | 2022-02-22 |
| 11175073 | Carbon dioxide cooling system with subcooling | — | 2021-11-16 |
| 11143417 | Method and apparatus for reduction of water re-evaporation in a dedicated dehumidifier/water heater | — | 2021-10-12 |
| 10760813 | Optimized low power air circulation in HVAC systems | Ian Burmania | 2020-09-01 |
| 10760838 | Method and apparatus for refrigerant detector calibration confirmation | Rakesh Goel, Eric Berg, Mark Olsen | 2020-09-01 |
| 10724744 | Method and apparatus for reduction of water re-evaporation in a dedicated dehumidifier/water heater | — | 2020-07-28 |
| 10712095 | Heat exchanger construction | — | 2020-07-14 |
| 10704816 | Liquid transfer pump cycle | Carl T. Crawford | 2020-07-07 |
| 10533577 | Fan systems | Kapil Das Sahu | 2020-01-14 |
| 10514187 | Reversible heat pump with cycle enhancements | — | 2019-12-24 |
| 10423173 | HVAC signaling system and method | — | 2019-09-24 |
| 10387985 | Distributed renewable energy metering | — | 2019-08-20 |
| 10345021 | Active refrigerant charge compensation for refrigeration and air conditioning systems | — | 2019-07-09 |
| 10240852 | Ice sensor for a heat pump | Jonathan D. Douglas | 2019-03-26 |
| 10036580 | Multi-stage system for cooling a refrigerant | Shitong Zha | 2018-07-31 |
| 9958172 | Dehumidifier having split condenser configuration | Mark Cree Jackson | 2018-05-01 |
| 9945579 | Icing protection for a heat pump | — | 2018-04-17 |
| 9879888 | Auxiliary heat exchanger having fluid retention member for evaporative cooling | — | 2018-01-30 |
| 9874370 | Systems and methods for balancing an HVAC system | — | 2018-01-23 |