F05D 2250/41
With one degree of freedom
Official title: with one degree of freedom
F05D2250/41 (With one degree of freedom) appears on 234 US grants and 268 published applications in this corpus.
Search patents in F05D- Granted patents
- 234
- Published applications
- 268
- Assignees
- 84
- Inventors
- 598
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 5 |
| 2003 | 2 | 2 |
| 2004 | 4 | 3 |
| 2005 | 3 | 5 |
| 2006 | 8 | 8 |
| 2007 | 3 | 9 |
| 2008 | 1 | 8 |
| 2009 | 6 | 12 |
| 2010 | 8 | 10 |
| 2011 | 6 | 15 |
| 2012 | 10 | 8 |
| 2013 | 9 | 20 |
| 2014 | 12 | 10 |
| 2015 | 13 | 15 |
| 2016 | 8 | 22 |
| 2017 | 12 | 11 |
| 2018 | 18 | 15 |
| 2019 | 11 | 16 |
| 2020 | 18 | 23 |
| 2021 | 17 | 17 |
| 2022 | 27 | 8 |
| 2023 | 10 | 10 |
| 2024 | 12 | 8 |
| 2025 | 6 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Blower9 Jun 2026US 12,650,129 B2LG Electronics Inc.
- Variable area nozzle for an aircraft engine5 May 2026US 12,618,380 B2Rtx Corporation
- Gas turbine engine nozzle with variable area3 Feb 2026US 12,540,587 B1Pratt & Whitney Canada Corp.
- Turbojet engine rear portion having an augmented A9/A8 nozzle area ratio30 Sep 2025US 12,429,012 B2Safran Aircraft Engines
- Air inlet barrier filter for a helicopter22 Jul 2025US 12,365,473 B1Pratt & Whitney Canada Corp.
- Exhaust nozzle for a gas turbine engine6 Aug 2026US 2026/0226870 A1ROLLS-ROYCE plc
- Dual wastegate valve arrangement18 Jun 2026US 2026/0168434 A1BorgWarner Inc.
- Load Controlling Slider Assembly1 Jan 2026US 2026/0002490 A1The Boeing Company
- Variable area nozzle for an aircraft engine30 Oct 2025US 2025/0334086 A1Rtx Corporation
- Hybrid aircraft propulsion system with electric motor alignment14 Aug 2025US 2025/0256860 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Turbine engine shroud assembly including axially floating shroud segment99US 6,884,026 B2General Electric Company · 2005
- Three stream, variable area fixed aperture nozzle with pneumatic actuation69US 9,677,501 B2Rolls-Royce North American Technologies Inc. · 2017
- Three stream, variable area, vectorable nozzle69US 9,845,768 B2Rolls-Royce North American Technologies Inc. · 2017
- Gas turbine shroud support apparatus64US 8,047,773 B2General Electric Company · 2011
- Gas turbine engine assembly and methods of assembling same56US 7,493,754 B2General Electric Company · 2009