F05D 2270/65
Pneumatic actuators
F05D2270/65 (Pneumatic actuators) appears on 64 US grants and 78 published applications in this corpus.
Search patents in F05D- Granted patents
- 64
- Published applications
- 78
- Assignees
- 31
- Inventors
- 163
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 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 | 0 | 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 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 0 | 1 |
| 2012 | 3 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 4 |
| 2016 | 1 | 7 |
| 2017 | 2 | 7 |
| 2018 | 2 | 6 |
| 2019 | 8 | 7 |
| 2020 | 13 | 7 |
| 2021 | 9 | 4 |
| 2022 | 4 | 4 |
| 2023 | 8 | 6 |
| 2024 | 2 | 3 |
| 2025 | 6 | 8 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-modal gas-turbine engine starting10 Mar 2026US 12,571,350 B2ROLLS-ROYCE plc
- Tailoring aircraft powerplant split line parameter with inflatable bladder23 Dec 2025US 12,503,977 B2Rtx Corporation
- Device for changing a pump unit of a centrifugal pump and centrifugal pump2 Dec 2025US 12,486,848 B2Levitronix LLC
- Tailoring aircraft powerplant split line with inflatable bladder(s)7 Oct 2025US 12,435,641 B1Rtx Corporation
- Compressor rotor destacking apparatus and method8 Jul 2025US 12,352,180 B2Rtx Corporation
- Steam supply system and steam supply method24 Sep 2026US 2026/0286868 A1Mitsubishi Heavy Industries, Ltd.
- Hydraulic or pneumatic actuator for trip valves of steam turbines or turbo-expanders7 May 2026US 2026/0126127 A1Nuovo Pignone Tecnologie Srl
- Gas Turbine Engine Inlet Anti-Ice System26 Mar 2026US 2026/0085639 A1Honeywell International Inc.
- Turbine engine comprising an actuator and aircraft comprising such a turbine engine, and corresponding actuation method1 Jan 2026US 2026/0002474 A1Safran Power Units
- Compressor rotor destacking apparatus and method30 Oct 2025US 2025/0334060 A1Rtx Corporation
Most cited
By later US patents
- Circumferential gap seal for axial-flow machines39US 4,334,822 AMTU Motoren-und Turbinen-Union Munchen GmbH · 1982
- Turbofan engine having variable geometry fan duct33US 4,155,221 AThe Boeing Company · 1979
- Gas turbine engine inlet with noise reduction features33US 7,739,865 B2United Technologies Corporation · 2010
- Blade for a turbine engine propeller, in particular a propfan engine, propeller, and turbine engine comprising such a blade18US 10,370,086 B2Safran Aircraft Engines · 2019
- Variable bleed valve door assembly and system for gas turbine engines16US 10,830,179 B2General Electric Company · 2020