F05D 2250/411
In rotation
Official title: in rotation
F05D2250/411 (In rotation) appears on 132 US grants and 147 published applications in this corpus.
Search patents in F05D- Granted patents
- 132
- Published applications
- 147
- Assignees
- 59
- Inventors
- 323
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 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 | 3 | 1 |
| 2005 | 2 | 3 |
| 2006 | 6 | 6 |
| 2007 | 1 | 2 |
| 2008 | 0 | 4 |
| 2009 | 2 | 9 |
| 2010 | 5 | 6 |
| 2011 | 5 | 9 |
| 2012 | 7 | 6 |
| 2013 | 7 | 9 |
| 2014 | 9 | 6 |
| 2015 | 4 | 12 |
| 2016 | 5 | 10 |
| 2017 | 9 | 5 |
| 2018 | 6 | 8 |
| 2019 | 7 | 9 |
| 2020 | 9 | 12 |
| 2021 | 9 | 9 |
| 2022 | 17 | 3 |
| 2023 | 5 | 7 |
| 2024 | 4 | 2 |
| 2025 | 1 | 0 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Blower9 Jun 2026US 12,650,129 B2LG Electronics Inc.
- Gas turbine engine nozzle with variable area3 Feb 2026US 12,540,587 B1Pratt & Whitney Canada Corp.
- Aircraft engine rotor assembly with gyroscopic stiffener29 Apr 2025US 12,286,894 B1Pratt & Whitney Canada Corp.
- Aircraft turbine engine10 Sep 2024US 12,084,190 B2Safran Aircraft Engines
- Blower14 May 2024US 11,982,289 B2LG Electronics Inc.
- Exhaust nozzle for a gas turbine engine6 Aug 2026US 2026/0226870 A1ROLLS-ROYCE plc
- Dual wastegate valve arrangement18 Jun 2026US 2026/0168434 A1BorgWarner Inc.
- Engine casing waste heat recirculation loop and associated method1 Aug 2024US 2024/0254926 A1General Electric Company
- Aircraft propulsion system with variable area inlet11 Jul 2024US 2024/0229713 A1Rohr, Inc.
- Blower24 Aug 2023US 2023/0265860 A1LG Electronics Inc.
Most cited
By later US patents
- 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
- Ring valve for turbine flow control53US 6,402,465 B1Dresser-Rand Company · 2002
- Variable area turbine vane arrangement35US 8,007,229 B2United Technologies Corporation · 2011
- Gas turbine engine dual sealing cylindrical variable bleed valve32US 10,208,676 B2General Electric Company · 2019