Y02B 10/40
Geothermal heat-pumps
Y02B10/40 (Geothermal heat-pumps) appears on 329 US grants and 404 published applications in this corpus.
Search patents in Y02B- Granted patents
- 329
- Published applications
- 404
- Assignees
- 202
- Inventors
- 667
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 8 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 5 | 2 |
| 2003 | 0 | 3 |
| 2004 | 3 | 8 |
| 2005 | 1 | 1 |
| 2006 | 5 | 4 |
| 2007 | 0 | 16 |
| 2008 | 7 | 15 |
| 2009 | 5 | 18 |
| 2010 | 6 | 34 |
| 2011 | 4 | 30 |
| 2012 | 8 | 25 |
| 2013 | 10 | 22 |
| 2014 | 11 | 21 |
| 2015 | 18 | 25 |
| 2016 | 17 | 30 |
| 2017 | 18 | 21 |
| 2018 | 19 | 21 |
| 2019 | 18 | 17 |
| 2020 | 20 | 30 |
| 2021 | 19 | 21 |
| 2022 | 14 | 17 |
| 2023 | 15 | 6 |
| 2024 | 10 | 7 |
| 2025 | 9 | 6 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coiled tubing drilling for geothermal heating and cooling applications10 Mar 2026US 12,571,268 B2Bedrock Energy, Inc.
- Groundwater enhanced geothermal heat pump17 Feb 2026US 12,553,645 B2Regents of the University of Minnesota
- Method and installations for providing energy, particularly thermal energy, in at least one building or the like, and related system3 Feb 2026US 12,540,756 B2Accenta
- Dual source heat pump system9 Dec 2025US 12,492,841 B2Schlumberger Technology Corporation
- Thermal system with exhaust heat exchanger18 Nov 2025US 12,474,079 B2Schlumberger Technology Corporation
- Outdoor energy-storage device18 Jun 2026US 2026/0168684 A1Envola GmbH
- Dual source heat pump system9 Apr 2026US 2026/0098657 A1Schlumberger Technology Corporation
- Thermal system with exhaust heat exchanger12 Mar 2026US 2026/0071775 A1Schlumberger Technology Corporation
- Method for optimizing a district heating network11 Dec 2025US 2025/0377118 A1Double M Properties Ab
- Heating, Ventilation, and Air Conditioning System and Method9 Oct 2025US 2025/0314394 A1GeoFlo Cooling, Inc.
Most cited
By later US patents
- Geothermal storage heating and cooling system91US 4,375,831 A1983
- Devices and methods for interacting with an HVAC controller82US 10,837,667 B2Ademco Inc. · 2020
- Heat storage vessels for use with heat pumps and solar panels81US 5,941,238 A1999
- Ground source heat pump system comprising modular subterranean heat exchange units with multiple parallel secondary conduits79US 5,477,914 AClimate Master, Inc. · 1995
- System for efficiently exchanging heat with ground water in an aquifer68US 4,448,237 A1984