F02C 1/10
Closed cycles
F02C1/10 (Closed cycles) appears on 315 US grants and 327 published applications in this corpus.
Search patents in F02C- Granted patents
- 315
- Published applications
- 327
- Assignees
- 148
- Inventors
- 463
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 1 |
| 2003 | 3 | 6 |
| 2004 | 2 | 4 |
| 2005 | 0 | 7 |
| 2006 | 5 | 8 |
| 2007 | 1 | 3 |
| 2008 | 2 | 8 |
| 2009 | 4 | 6 |
| 2010 | 2 | 7 |
| 2011 | 2 | 3 |
| 2012 | 3 | 3 |
| 2013 | 6 | 14 |
| 2014 | 2 | 5 |
| 2015 | 5 | 12 |
| 2016 | 8 | 15 |
| 2017 | 12 | 17 |
| 2018 | 13 | 18 |
| 2019 | 26 | 23 |
| 2020 | 17 | 21 |
| 2021 | 26 | 26 |
| 2022 | 28 | 28 |
| 2023 | 30 | 35 |
| 2024 | 32 | 26 |
| 2025 | 20 | 19 |
| 2026 | 13 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Thermodynamic cycle system with thermal plant integration1 Sep 2026US 12,723,542 B2Malta Inc.
- Partial exhaust condensation with cryogenic assisted bottoming cycle16 Jun 2026US 12,655,790 B2Rtx Corporation
- LNG cold power generation using mixed working fluid19 May 2026US 12,631,132 B2SK Gas Co., Ltd.
- Geothermal power generation systems with pressure exchangers12 May 2026US 12,624,681 B2Energy Recovery, Inc.
- Methods and systems for generating power and thermal management having dual loop architecture7 Apr 2026US 12,595,759 B2The Boeing Company
- Closed brayton cycle shutdown control with chargeable fluid reservoir for cooling electrical components24 Sep 2026US 2026/0286885 A1Rolls-Royce North American Technologies Inc.
- Power plant10 Sep 2026US 2026/0266217 A1Energy Dome S.P.A.
- Mixture separation in bottoming cycle30 Jul 2026US 2026/0218653 A1Rtx Corporation
- Methods and systems for generating power and thermal management having dual loop architecture9 Jul 2026US 2026/0194005 A1The Boeing Company
- Closed-loop apparatus for electrical energy generation2 Jul 2026US 2026/0189103 A1
Most cited
By later US patents
- Method for operating a power plant by means of a CO2 process135US 7,089,743 B2Alstom · 2006
- Heat transfer and storage system124US 4,727,930 AThe Board of Regents of the University of Washington · 1988
- Thermodynamic apparatus123US 6,629,413 B1The Commonwealth of Australia Commonwealth Scientific and Industrial Research Organization · 2003
- Process for the operation of a gas turbine plant123US 6,684,643 B2ALSTOM Technology Ltd · 2004
- Energy storage system for electric utility plant104US 4,353,214 A1982