F02C 7/22
Fuel supply systems
F02C7/22 (Fuel supply systems) appears on 3,450 US grants and 3,896 published applications in this corpus.
Search patents in F02C- Granted patents
- 3,450
- Published applications
- 3,896
- Assignees
- 499
- Inventors
- 5,076
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 13 | 0 |
| 1978 | 7 | 0 |
| 1979 | 7 | 0 |
| 1980 | 13 | 0 |
| 1981 | 10 | 0 |
| 1982 | 8 | 0 |
| 1983 | 13 | 0 |
| 1984 | 12 | 0 |
| 1985 | 11 | 0 |
| 1986 | 10 | 0 |
| 1987 | 12 | 0 |
| 1988 | 9 | 0 |
| 1989 | 15 | 0 |
| 1990 | 17 | 0 |
| 1991 | 14 | 0 |
| 1992 | 26 | 0 |
| 1993 | 27 | 0 |
| 1994 | 28 | 0 |
| 1995 | 17 | 0 |
| 1996 | 12 | 0 |
| 1997 | 14 | 0 |
| 1998 | 24 | 0 |
| 1999 | 24 | 0 |
| 2000 | 22 | 0 |
| 2001 | 46 | 11 |
| 2002 | 40 | 36 |
| 2003 | 30 | 35 |
| 2004 | 31 | 35 |
| 2005 | 33 | 54 |
| 2006 | 31 | 49 |
| 2007 | 27 | 67 |
| 2008 | 25 | 65 |
| 2009 | 47 | 83 |
| 2010 | 59 | 139 |
| 2011 | 60 | 104 |
| 2012 | 80 | 105 |
| 2013 | 112 | 162 |
| 2014 | 100 | 210 |
| 2015 | 107 | 172 |
| 2016 | 158 | 250 |
| 2017 | 137 | 261 |
| 2018 | 179 | 210 |
| 2019 | 221 | 182 |
| 2020 | 178 | 200 |
| 2021 | 189 | 192 |
| 2022 | 213 | 216 |
| 2023 | 219 | 263 |
| 2024 | 289 | 306 |
| 2025 | 307 | 286 |
| 2026 | 155 | 203 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aircraft comprising a dihydrogen supply system and a dihydrogen heat treatment system6 Oct 2026US 12,753,723 B2Airbus Operations GmbH
- Gas turbine engine including hydrogen-compatible fuel-air mixer with multi-jet mixing tube6 Oct 2026US 12,753,923 B2General Electric Company
- Coated components for coke abatement in gas turbine engines6 Oct 2026US 12,753,924 B2General Electric Company
- Methods and apparatus for a cryogenic fuel distribution system using a bypass29 Sep 2026US 12,747,706 B2GE Avio S. r. l.
- Recirculation of fuel22 Sep 2026US 12,742,418 B2ROLLS-ROYCE plc
- Gas turbine engine fuel system8 Oct 2026US 2026/0306970 A1General Electric Company
- Liquid hydrogen pumping system8 Oct 2026US 2026/0309078 A1Eaton Intelligent Power Limited
- Gas turbine engine fuel system8 Oct 2026US 2026/0309083 A1General Electric Company
- Hydrogen supply system for an aircraft engine with a turbo-pump and a low-pressure burner8 Oct 2026US 2026/0309084 A1Airbus Operations GmbH
- Gas turbine operation method and gas turbine equipment capable of executing same8 Oct 2026US 2026/0309099 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Membrane based fuel deoxygenator394US 6,315,815 B1United Technologies Corporation · 2001
- Fuel and oil heat management system for a gas turbine engine337US 4,696,156 AUnited Technologies Corporation · 1987
- Planar membrane deoxygenator331US 6,709,492 B1United Technologies Corporation · 2004
- Intercooled turbine blade cooling air feed system324US 5,317,877 AGeneral Electric Company · 1994
- Integrated thermal management and coolant system for an aircraft196US 6,415,595 B1Hamilton Sundstrand Corporation · 2002