F05D 2260/961
By mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil
Official title: by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
F05D2260/961 (By mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil) appears on 248 US grants and 295 published applications in this corpus.
Search patents in F05D- Granted patents
- 248
- Published applications
- 295
- Assignees
- 68
- Inventors
- 543
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 3 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 2 | 5 |
| 2011 | 3 | 5 |
| 2012 | 4 | 6 |
| 2013 | 4 | 11 |
| 2014 | 6 | 17 |
| 2015 | 2 | 16 |
| 2016 | 6 | 29 |
| 2017 | 18 | 20 |
| 2018 | 17 | 24 |
| 2019 | 24 | 21 |
| 2020 | 36 | 27 |
| 2021 | 21 | 15 |
| 2022 | 19 | 6 |
| 2023 | 16 | 24 |
| 2024 | 17 | 16 |
| 2025 | 27 | 33 |
| 2026 | 12 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas turbine engine with acoustic spacing of the fan blades and outlet guide vanes29 Sep 2026US 12,747,699 B2General Electric Company
- Gas turbine engine with acoustic spacing of the fan blades and outlet guide vanes29 Sep 2026US 12,747,700 B2General Electric Company
- Mistuning alternate blades in a gas turbine engine25 Aug 2026US 12,716,357 B2Pratt & Whitney Canada Corp.
- Gas turbine engine with acoustic spacing of the fan blades and outlet guide vanes11 Aug 2026US 12,704,097 B2General Electric Company
- Aircraft engine with stator having varying pitch21 Jul 2026US 12,687,114 B2Pratt & Whitney Canada Corp.
- Rotor blade system for a turbine engine1 Oct 2026US 2026/0298096 A1General Electric Company
- Turbomachine assembly comprising platforms having edges provided with complementary protrusions and notches and associated turbomachine27 Aug 2026US 2026/0251070 A1Safran Aircraft Engines
- Gas turbine engine with forward swept outlet guide vanes30 Jul 2026US 2026/0218668 A1General Electric Company
- Rotor element for a turbine engine with composite blades linked to a metal disk2 Jul 2026US 2026/0185450 A1Safran Aircraft Engines
- Gas turbine engine with acoustic spacing of the fan blades and outlet guide vanes16 Apr 2026US 2026/0104012 A1General Electric Company
Most cited
By later US patents
- Low noise turbine for geared turbofan engine84US 8,246,292 B1MTU Aero Engines AG · 2012
- Wheel or rotor with a plurality of blades61US 4,253,800 AHitachi, Ltd. · 1981
- Frequency-mistuned light-weight turbomachinery blade rows for increased flutter stability53US 6,471,482 B2United Technologies Corporation · 2002
- Axial flow fan52US 4,474,534 AGeneral Dynamics Corporation · 1984
- Methods and apparatus for assembling gas turbine engines50US 6,905,303 B2General Electric Company · 2005