F02C 9/263
By means of fuel metering valves
Official title: {by means of fuel metering valves}
F02C9/263 (By means of fuel metering valves) appears on 500 US grants and 496 published applications in this corpus.
Search patents in F02C- Granted patents
- 500
- Published applications
- 496
- Assignees
- 118
- Inventors
- 898
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 7 | 0 |
| 1988 | 10 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 1 |
| 2002 | 6 | 6 |
| 2003 | 6 | 8 |
| 2004 | 11 | 11 |
| 2005 | 5 | 17 |
| 2006 | 10 | 7 |
| 2007 | 9 | 16 |
| 2008 | 8 | 10 |
| 2009 | 12 | 11 |
| 2010 | 8 | 11 |
| 2011 | 10 | 12 |
| 2012 | 5 | 24 |
| 2013 | 9 | 19 |
| 2014 | 21 | 17 |
| 2015 | 21 | 20 |
| 2016 | 21 | 26 |
| 2017 | 15 | 28 |
| 2018 | 14 | 32 |
| 2019 | 23 | 18 |
| 2020 | 22 | 33 |
| 2021 | 25 | 38 |
| 2022 | 41 | 24 |
| 2023 | 32 | 33 |
| 2024 | 41 | 32 |
| 2025 | 30 | 24 |
| 2026 | 15 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Systems and methods for operating an aircraft engine using multiple fuel types15 Sep 2026US 12,736,012 B2Pratt & Whitney Canada Corp.
- Supervisory control for integrated power and thermal management of propulsion systems25 Aug 2026US 12,716,392 B2Rtx Corporation
- Aircraft engine and method of operating aircraft engine for reducing nonvolatile particulate matter emissions11 Aug 2026US 12,704,090 B2ROLLS-ROYCE plc
- Fuel injector and methods of use28 Jul 2026US 12,693,018 B2Solar Turbines Incorporated
- Gas turbine engine24 Sep 2026US 2026/0286894 A1General Electric Company
- Systems, methods, and apparatus for piezoelectric-based fuel metering and flow control for aircraft engines17 Sep 2026US 2026/0275922 A1
- Utilizing a combined empirical and deterministic model for automated tuning of gas turbine combustion systems6 Aug 2026US 2026/0226864 A1NAES Corporation
- Fuel gas supply device9 Jul 2026US 2026/0194016 A1Mitsubishi Heavy Industries, Ltd.
- Hydraulically driven fluid injection system with active fill control9 Jul 2026US 2026/0194017 A1Hamilton Sundstrand Corporation
Most cited
By later US patents
- Distributed engine control system128US 7,886,702 B2Precision Engine Controls Corporation · 2011
- Method and system for controlling fuel supply in a combustion turbine engine113US 7,162,875 B2ROLLS-ROYCE plc · 2007
- Foil bearing rotary flow compressor with control valve70US 6,751,941 B2Capstone Turbine Corporation · 2004
- Combined pressure regulating and fuel flow system54US 5,896,737 AUnited Technologies Corporation · 1999
- Gas turbine aeroengine control system48US 6,434,473 B1Honda Giken Kogyo Kabushiki Kaisha · 2002