F02C 7/26
Starting
Official title: Starting; Ignition
F02C7/26 (Starting) appears on 1,731 US grants and 1,708 published applications in this corpus.
Search patents in F02C- Granted patents
- 1,731
- Published applications
- 1,708
- Assignees
- 326
- Inventors
- 3,021
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 20 | 0 |
| 1978 | 12 | 0 |
| 1979 | 7 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 8 | 0 |
| 1986 | 6 | 0 |
| 1987 | 11 | 0 |
| 1988 | 6 | 0 |
| 1989 | 13 | 0 |
| 1990 | 19 | 0 |
| 1991 | 15 | 0 |
| 1992 | 37 | 0 |
| 1993 | 20 | 0 |
| 1994 | 19 | 0 |
| 1995 | 11 | 0 |
| 1996 | 11 | 0 |
| 1997 | 13 | 0 |
| 1998 | 13 | 0 |
| 1999 | 6 | 0 |
| 2000 | 13 | 0 |
| 2001 | 23 | 4 |
| 2002 | 16 | 11 |
| 2003 | 13 | 27 |
| 2004 | 31 | 31 |
| 2005 | 27 | 35 |
| 2006 | 35 | 41 |
| 2007 | 17 | 34 |
| 2008 | 21 | 35 |
| 2009 | 17 | 39 |
| 2010 | 28 | 46 |
| 2011 | 29 | 43 |
| 2012 | 27 | 58 |
| 2013 | 43 | 56 |
| 2014 | 60 | 76 |
| 2015 | 40 | 82 |
| 2016 | 44 | 83 |
| 2017 | 63 | 110 |
| 2018 | 82 | 138 |
| 2019 | 104 | 132 |
| 2020 | 132 | 132 |
| 2021 | 107 | 104 |
| 2022 | 128 | 103 |
| 2023 | 106 | 89 |
| 2024 | 96 | 76 |
| 2025 | 84 | 78 |
| 2026 | 56 | 45 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Braking control assembly for an aircraft gas turbine engine and method of using same29 Sep 2026US 12,749,993 B2Pratt & Whitney Canada Corp.
- Propellant cartridge ignitor22 Sep 2026US 12,742,421 B1Rtx Corporation
- Turbine engine including an air turbine starter and a bleed air circuit22 Sep 2026US 12,742,422 B2Unison Industries, LLC
- Hybrid gas turbofan powered idle descent mode15 Sep 2026US 12,735,991 B2Rtx Corporation
- Systems and methods for filling a fuel manifold of a gas turbine engine15 Sep 2026US 12,736,013 B2Pratt & Whitney Canada Corp.
- Electric machine comprising a clutch assembly8 Oct 2026US 2026/0309086 A1Unison Industries, LLC
- Start mechanism for small engines8 Oct 2026US 2026/0309087 A1Rtx Corporation
- Control device for gas turbine, gas turbine facility, control method for gas turbine, and control program for gas turbine8 Oct 2026US 2026/0309096 A1Mitsubishi Heavy Industries, Ltd.
- Hydrogen combustion control system for a vehicle having a turbine engine24 Sep 2026US 2026/0286906 A1General Electric Company
- Engine oil system for an aircraft engine17 Sep 2026US 2026/0275909 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Aircraft engine starting and emergency power generating system275US 4,979,362 ASundstrand Corporation · 1990
- Gas turbine generating apparatus170US 7,061,211 B2Ebara Corporation · 2006
- Helicopter power plant control158US 3,963,372 AGeneral Motors Corporation · 1976
- Method of operating an engine assembly114US 10,590,867 B2Pratt & Whitney Canada Corp. · 2020
- Systems and methods to operate a dual-shaft gas turbine engine for hydraulic fracturing114US 11,125,066 B1BJ Energy Solutions, LLC · 2021