F25B 2400/14
Power generation using energy from the expansion of the refrigerant
F25B2400/14 (Power generation using energy from the expansion of the refrigerant) appears on 209 US grants and 231 published applications in this corpus.
Search patents in F25B- Granted patents
- 209
- Published applications
- 231
- Assignees
- 120
- Inventors
- 390
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 0 | 2 |
| 2003 | 8 | 2 |
| 2004 | 3 | 1 |
| 2005 | 3 | 8 |
| 2006 | 1 | 7 |
| 2007 | 2 | 7 |
| 2008 | 5 | 13 |
| 2009 | 1 | 10 |
| 2010 | 8 | 14 |
| 2011 | 5 | 18 |
| 2012 | 6 | 10 |
| 2013 | 9 | 5 |
| 2014 | 5 | 12 |
| 2015 | 12 | 7 |
| 2016 | 5 | 9 |
| 2017 | 8 | 13 |
| 2018 | 10 | 12 |
| 2019 | 12 | 10 |
| 2020 | 7 | 12 |
| 2021 | 7 | 4 |
| 2022 | 10 | 16 |
| 2023 | 5 | 6 |
| 2024 | 14 | 16 |
| 2025 | 8 | 8 |
| 2026 | 8 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Energy storage device and method based on carbon dioxide gas-liquid phase change25 Aug 2026US 12,716,659 B2Exa Energy Technology (Shenzhen) Co. Ltd.
- Air conditioning system and transportation system including same11 Aug 2026US 12,704,296 B2Thevu LLC
- Adiabatic heat pump21 Jul 2026US 12,687,325 B2
- Renewable power and/or water generator23 Jun 2026US 12,663,189 B2Cirrus Rehos Renewable Power and Water (Pty) Ltd
- Heat pump systems with pressure exchangers31 Mar 2026US 12,590,738 B2Energy Recovery, Inc.
- Trim cooling system with a power generation mode17 Sep 2026US 2026/0276249 A1Schneider Electric It Corporation
- Heat pump systems with pressure exchangers9 Jul 2026US 2026/0194265 A1Energy Recovery, Inc.
- Hybrid Air Conditioning System25 Jun 2026US 2026/0177301 A1
- Refrigeration system21 May 2026US 2026/0139879 A1Mitsubishi Heavy Industries, Ltd.
- Datacenter cooling systems that include pressure exchangers7 May 2026US 2026/0129809 A1Energy Recovery, Inc.
Most cited
By later US patents
- Method and apparatus for flue gas cleaning by separation and liquefaction of sulfur dioxide and carbon dioxide127US 5,133,190 A1992
- Carbon dioxide refrigeration cycle89US 9,062,898 B2Echogen Power Systems, LLC · 2015
- Pressure exchanging ejector and refrigeration apparatus and method84US 5,647,221 AThe George Washington University · 1997
- Method and system for a condensing boiler and flue gas cleaning by cooling and liquefaction72US 5,321,946 A1994
- Method and apparatus for converting thermal energy to mechanical energy63US 4,170,116 A1979