F02G 2250/03
Brayton cycles
F02G2250/03 (Brayton cycles) appears on 109 US grants and 31 published applications in this corpus.
Search patents in F02G- Granted patents
- 109
- Published applications
- 31
- Assignees
- 37
- Inventors
- 93
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 9 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 9 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 1 |
| 2003 | 5 | 3 |
| 2004 | 3 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 2 | 1 |
| 2015 | 2 | 2 |
| 2016 | 1 | 3 |
| 2017 | 0 | 1 |
| 2018 | 3 | 2 |
| 2019 | 2 | 1 |
| 2020 | 2 | 2 |
| 2021 | 3 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Multi-temperature double-acting piston21 Jan 2025US 12,203,427 B2
- Combined Brayton and Stirling cycle power generator17 Sep 2024US 12,092,054 B1United States Government Administrator of NASA
- Reciprocating heat engine with hot cylinder head and cold cylinder4 Jun 2024US 12,000,357 B2
- Method and system of carbon sequestration and carbon negative power system7 Sep 2021US 11,111,847 B2Enhanced Energy Group LLC
- Regenerative cooling system27 Apr 2021US 10,989,142 B2
- Heat pump having two thermal-energy storage and release systems5 Jun 2025US 2025/0180303 A1Propellane
- Thermal power station and method for generating electric power in a thermal power station9 Nov 2023US 2023/0358168 A1Siemens Gamesa Renewable Energy, Inc.
- Moteur thermique alternatif a culasse chaude et cylindre froid28 Sep 2023US 2023/0304456 A1
- Piston a double effet multitemperature17 Aug 2023US 2023/0258145 A1
- Improved Method and System of Carbon Sequestration and Carbon Negative Power System27 Aug 2020US 2020/0271050 A1Enhanced Energy Group LLC
Most cited
By later US patents
- Gas turbine inlet air combined pressure boost and cooling method and apparatus207US 5,537,813 ACarolina Power & Light Company · 1996
- Turbine engine with exhaust gas recirculation173US 4,271,664 AHydragon Corporation · 1981
- External combustion slidable vane motor with air cushions149US 4,672,813 A1987
- Turbine engine with exhaust gas recirculation139US 4,204,401 AHydragon Corporation · 1980
- Sliding-blade rotary air-heat engine with isothermal compression of air99US 5,839,270 A1998