F02C 9/48
Control of fuel supply conjointly with another control of the plant
Official title: Control of fuel supply conjointly with another control of the plant (with nozzle section control F02K1/17)
F02C9/48 (Control of fuel supply conjointly with another control of the plant) appears on 718 US grants and 718 published applications in this corpus.
Search patents in F02C- Granted patents
- 718
- Published applications
- 718
- Assignees
- 155
- Inventors
- 1,396
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 7 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 1 |
| 2002 | 12 | 7 |
| 2003 | 8 | 11 |
| 2004 | 10 | 11 |
| 2005 | 6 | 11 |
| 2006 | 12 | 13 |
| 2007 | 8 | 8 |
| 2008 | 9 | 7 |
| 2009 | 5 | 12 |
| 2010 | 7 | 13 |
| 2011 | 5 | 21 |
| 2012 | 16 | 26 |
| 2013 | 17 | 29 |
| 2014 | 15 | 33 |
| 2015 | 21 | 33 |
| 2016 | 29 | 43 |
| 2017 | 28 | 58 |
| 2018 | 36 | 47 |
| 2019 | 47 | 25 |
| 2020 | 43 | 70 |
| 2021 | 37 | 60 |
| 2022 | 71 | 46 |
| 2023 | 56 | 40 |
| 2024 | 58 | 39 |
| 2025 | 38 | 36 |
| 2026 | 26 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for overspeed detection and protection in an engine15 Sep 2026US 12,735,993 B2General Electric Company
- Fuel, communications, and power connection systems and related methods1 Sep 2026US 12,723,942 B2BJ Energy Solutions, LLC
- Use of propeller electronic controller in protection from uncontrollable high thrust25 Aug 2026US 12,715,598 B1Pratt & Whitney Canada Corp.
- Systems and methods for surge margin testing of gas turbine engine using an undersized load component25 Aug 2026US 12,716,815 B2Doosan Enerbility Co., Ltd.
- Independent mitigation for isolation of electric motor25 Aug 2026US 12,719,398 B2Pratt & Whitney Canada Corp.
- Fuel, communications, and power connection systems and related methods8 Oct 2026US 2026/0309574 A1BJ Energy Solutions, LLC
- Hybrid-electric propulsion system equipped with a coupler for switching between modes of operation17 Sep 2026US 2026/0275941 A1General Electric Company
- Use of propeller electronic controller in protection from uncontrollable high thrust27 Aug 2026US 2026/0250004 A1Pratt & Whitney Canada Corp.
- Turbo-expander overspeed protection20 Aug 2026US 2026/0243203 A1NET Power LLC
- Aircraft engine power management for large generator loads6 Aug 2026US 2026/0226865 A1Honeywell International Inc.
Most cited
By later US patents
- Thermoelectric cryoprobe155US 4,519,389 A1985
- Compressor control device, compressor control system, and compressor control method130US 10,584,645 B2Mitsubishi Heavy Industries Compressor Corporation · 2020
- Turbogenerator power control system130US 6,325,142 B1Capstone Turbine Corporation · 2001
- Gas turbine and a method for controlling a gas turbine120US 7,404,294 B2Volvo Aero Corporation · 2008
- Gas turbine engine braking and method119US 4,209,979 AThe Garrett Corporation · 1980