F02C 9/30
Characterised by variable fuel pump output
Official title: characterised by variable fuel pump output
F02C9/30 (Characterised by variable fuel pump output) appears on 132 US grants and 134 published applications in this corpus.
Search patents in F02C- Granted patents
- 132
- Published applications
- 134
- Assignees
- 54
- Inventors
- 199
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 1 |
| 2003 | 3 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 7 |
| 2006 | 4 | 1 |
| 2007 | 1 | 3 |
| 2008 | 1 | 4 |
| 2009 | 2 | 1 |
| 2010 | 3 | 10 |
| 2011 | 1 | 3 |
| 2012 | 7 | 3 |
| 2013 | 6 | 4 |
| 2014 | 2 | 1 |
| 2015 | 3 | 4 |
| 2016 | 3 | 5 |
| 2017 | 5 | 7 |
| 2018 | 3 | 1 |
| 2019 | 4 | 4 |
| 2020 | 2 | 12 |
| 2021 | 4 | 5 |
| 2022 | 10 | 9 |
| 2023 | 8 | 16 |
| 2024 | 15 | 15 |
| 2025 | 21 | 11 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Hydrogen fuelled gas turbine engine5 May 2026US 12,618,361 B2ROLLS-ROYCE plc
- Fuel system with boosted and cooled variable displacement main fuel pump and electromechanical actuators13 Jan 2026US 12,524,027 B2Hamilton Sundstrand Corporation
- Hydrogen fuelled gas turbine engine7 Oct 2025US 12,435,663 B2ROLLS-ROYCE plc
- Direct controlled variable displacement pumps with thermostatically controlled bypass7 Oct 2025US 12,435,715 B2Hamilton Sundstrand Corporation
- Gas turbine engine24 Sep 2026US 2026/0286894 A1General Electric Company
- Fuel gas booster-gas turbine integration for energy saving & optimized operability19 Feb 2026US 2026/0049580 A1Nuovo Pignone Tecnologie Srl
- Gas turbine engine with controlled return of fuel to power accessories and retrofitting method5 Feb 2026US 2026/0036092 A1Rtx Corporation
- System and method for pump acceleration30 Oct 2025US 2025/0334077 A1Hamilton Sundstrand Corporation
- Fuel system with boosted and cooled variable displacement main fuel pump and electromechanical actuators23 Oct 2025US 2025/0328156 A1Hamilton Sundstrand Corporation
Most cited
By later US patents
- Aircraft fuel system172US 9,512,783 B2Hamilton Sundstrand Corporation · 2016
- Compressor control device, compressor control system, and compressor control method130US 10,584,645 B2Mitsubishi Heavy Industries Compressor Corporation · 2020
- Gaseous fuel compression and control system and method100US 5,819,524 ACapstone Turbine Corporation · 1998
- Gaseous fuel compression and control method53US 6,070,404 ACapstone Turbine Corporation · 2000
- Gaseous fuel compression and control system and method49US 5,850,733 ACapstone Turbine Corporation · 1998