Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920951 | Thermal recovery system and method | — | 2018-03-20 |
| 9322600 | Thermosyphon heat recovery | — | 2016-04-26 |
| 7139564 | Wireless communication device for field personnel | — | 2006-11-21 |
| 7055339 | Integrated thermosyphon refrigerant heat recovery system and hot water heater | — | 2006-06-06 |
| 7032411 | Integrated dual circuit evaporator | — | 2006-04-25 |
| 6948916 | Piping layout for multiple compressor system | — | 2005-09-27 |
| 6898947 | Utilization of harvest and/or melt water from an ice machine for a refrigerant subcool/precool system and method therefor | — | 2005-05-31 |
| 6857285 | Building exhaust and air conditioner condensate (and/or other water source) evaporative refrigerant subcool/precool system and method therefor | — | 2005-02-22 |
| 6820420 | Solar-based power generating system | — | 2004-11-23 |
| 6460358 | Flash gas and superheat eliminator for evaporators and method therefor | — | 2002-10-08 |
| 6442903 | Inflatable insulative covering | — | 2002-09-03 |
| 6237359 | Utilization of harvest and/or melt water from an ice machine for a refrigerant subcool/precool system and method therefor | — | 2001-05-29 |
| 6167715 | Direct refrigerant geothermal heat exchange or multiple source subcool/postheat/precool system therefor | — | 2001-01-02 |
| 6116048 | Dual evaporator for indoor units and method therefor | — | 2000-09-12 |
| 6070423 | Building exhaust and air conditioner condenstate (and/or other water source) evaporative refrigerant subcool/precool system and method therefor | — | 2000-06-06 |
| 5970728 | Multiple compressor heat pump or air conditioner | — | 1999-10-26 |
| 4599870 | Thermosyphon heat recovery | Theodore M. Hebert | 1986-07-15 |
| 4373346 | Precool/subcool system and condenser therefor | Theodore M. Hebert | 1983-02-15 |