F05D 2270/052
Torque
F05D2270/052 (Torque) appears on 71 US grants and 79 published applications in this corpus.
Search patents in F05D- Granted patents
- 71
- Published applications
- 79
- Assignees
- 36
- Inventors
- 148
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 3 |
| 2004 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 2 | 0 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 2 | 0 |
| 2010 | 3 | 5 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 4 |
| 2016 | 5 | 4 |
| 2017 | 1 | 2 |
| 2018 | 3 | 6 |
| 2019 | 2 | 7 |
| 2020 | 2 | 3 |
| 2021 | 5 | 5 |
| 2022 | 4 | 6 |
| 2023 | 5 | 5 |
| 2024 | 2 | 10 |
| 2025 | 11 | 6 |
| 2026 | 8 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control for electrically assisted turbines4 Aug 2026US 12,698,748 B2Pratt & Whitney Canada Corp.
- Hybrid-electric propulsion system equipped with a coupler for switching between modes of operation23 Jun 2026US 12,662,979 B2General Electric Company
- Testing secondary power system of aircraft powerplant19 May 2026US 12,631,525 B2Pratt & Whitney Canada Corp.
- Hybrid-electric propulsion system equipped with a coupler for switching between modes of operation5 May 2026US 12,618,385 B2General Electric Company
- Compensating for ambient torsional loads affecting marine vessel propulsion14 Apr 2026US 12,600,452 B2
- Hybrid-electric propulsion system equipped with a coupler for switching between modes of operation17 Sep 2026US 2026/0275941 A1General Electric Company
- Idle speed maintenance control method and device9 Jul 2026US 2026/0194022 A1Safran Aircraft Engines
- Force sensing bolt for a torque measurement system on a gearbox of a gas turbine engine5 Mar 2026US 2026/0063489 A1Pratt & Whitney Canada Corp.
- Method for controlling a turbomachine comprising a gas generator and an electric motor20 Nov 2025US 2025/0354524 A1Safran Aircraft Engines
- Turboshaft Gearbox Speed Ratio Stage9 Oct 2025US 2025/0314545 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Electrical starter generator system for a gas turbine engine24US 7,253,535 B2Hamilton Sundstrand Corporation · 2007
- Power turbine speed control using electrical load following24US 7,615,881 B2Hamilton Sundstrand Corporation · 2009
- Torque control system23US 4,648,797 AUnited Technologies Corporation · 1987
- Turbine engine with semi-fixed turbine driving a receiver controlled so as to preserve a roughly constant rotation speed23US 7,363,757 B2Snecma · 2008
- Rotor torque predictor18US 6,879,885 B2Goodrich Pump & Engine Control Systems, Inc. · 2005