F01D 25/02
De-icing means for engines having icing phenomena
F01D25/02 (De-icing means for engines having icing phenomena) appears on 323 US grants and 377 published applications in this corpus.
Search patents in F01D- Granted patents
- 323
- Published applications
- 377
- Assignees
- 89
- Inventors
- 725
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 3 |
| 2004 | 2 | 1 |
| 2005 | 2 | 5 |
| 2006 | 3 | 2 |
| 2007 | 3 | 7 |
| 2008 | 2 | 13 |
| 2009 | 3 | 12 |
| 2010 | 5 | 8 |
| 2011 | 9 | 6 |
| 2012 | 9 | 7 |
| 2013 | 5 | 11 |
| 2014 | 4 | 14 |
| 2015 | 8 | 16 |
| 2016 | 13 | 33 |
| 2017 | 16 | 29 |
| 2018 | 26 | 35 |
| 2019 | 28 | 14 |
| 2020 | 27 | 41 |
| 2021 | 31 | 22 |
| 2022 | 25 | 14 |
| 2023 | 25 | 24 |
| 2024 | 21 | 23 |
| 2025 | 22 | 17 |
| 2026 | 16 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Open rotor aircraft propulsion system with anti-icing system22 Sep 2026US 12,741,744 B2Rtx Corporation
- Pressure regulating shut-off valve25 Aug 2026US 12,717,359 B2Microtecnica S.R.L.
- Anti-ice/de-ice system11 Aug 2026US 12,704,077 B2Honeywell Aerospace US LLC
- Process for bonding a heating mat to a turbomachine blade9 Jun 2026US 12,650,080 B1Safran Aerospace Composites
- Systems and methods for material accretion detection and removal26 May 2026US 12,639,803 B2GE Infrastructure Technology LLC
- Blade de-icing device3 Sep 2026US 2026/0258736 A1Safran Aircraft Engines
- Fueldraulic heat management system30 Jul 2026US 2026/0218659 A1ROLLS-ROYCE plc
- Aeronautical thruster23 Jul 2026US 2026/0208853 A1Centre National de la Recherche Scientifique (CNRS)
- Eddy current tip timing sensor used for blade-tip deicing23 Jul 2026US 2026/0208866 A1Rtx Corporation
- Turbomachine comprising an electric machine provided with a fixed winding, an excitation winding and a rotary winding which are arranged radially2 Jul 2026US 2026/0185457 A1Safran Aircraft Engines
Most cited
By later US patents
- Systems and methods for modifying an ice-to-object interface73US 6,870,139 B2Trustees of Dartmouth College · 2005
- Device and method for heating and deicing wind energy turbine blades61US 6,145,787 AThermion Systems International · 2000
- Methods and apparatus for deicing airfoils or rotor blades56US 7,217,091 B2General Electric Company · 2007
- Heat transfer system for turbine engine using heat pipes53US 8,015,788 B2General Electric Company · 2011
- Booster compressor deicer51US 6,561,760 B2General Electric Company · 2003