F05D 2220/30
In turbines
Official title: in turbines
F05D2220/30 (In turbines) appears on 12,753 US grants and 15,263 published applications in this corpus.
Search patents in F05D- Granted patents
- 12,753
- Published applications
- 15,263
- Assignees
- 900
- Inventors
- 15,891
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 8 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 12 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 10 | 0 |
| 1994 | 11 | 0 |
| 1995 | 15 | 0 |
| 1996 | 14 | 0 |
| 1997 | 12 | 0 |
| 1998 | 12 | 0 |
| 1999 | 10 | 0 |
| 2000 | 9 | 0 |
| 2001 | 18 | 6 |
| 2002 | 21 | 21 |
| 2003 | 25 | 24 |
| 2004 | 22 | 36 |
| 2005 | 29 | 43 |
| 2006 | 28 | 39 |
| 2007 | 27 | 89 |
| 2008 | 35 | 71 |
| 2009 | 41 | 116 |
| 2010 | 51 | 125 |
| 2011 | 69 | 135 |
| 2012 | 107 | 185 |
| 2013 | 97 | 271 |
| 2014 | 162 | 265 |
| 2015 | 171 | 652 |
| 2016 | 291 | 1865 |
| 2017 | 507 | 1887 |
| 2018 | 1126 | 1714 |
| 2019 | 1851 | 1329 |
| 2020 | 1845 | 1451 |
| 2021 | 1319 | 1218 |
| 2022 | 1379 | 1018 |
| 2023 | 1186 | 898 |
| 2024 | 1019 | 738 |
| 2025 | 773 | 529 |
| 2026 | 384 | 538 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aircraft with an unducted fan propulsor6 Oct 2026US 12,752,923 B2General Electric Company
- Airfoil having flex elements with compliance structure6 Oct 2026US 12,753,699 B1GE Vernova Infrastructure Technology LLC
- Stator device for disposition within a given turbine casing of a turbomachine, connection system for a turbmachine, and turbomachine6 Oct 2026US 12,753,702 B2MTU Aero Engines AG
- Bearing for turbomachine variable pitch stator vane pivot, stator vane comprising such a bearing and turbomachine comprising such stator vanes6 Oct 2026US 12,753,705 B2Safran Aircraft Engines
- Breather system for aircraft engine6 Oct 2026US 12,753,709 B1Pratt & Whitney Canada Corp.
- Turbofan engine including a fan actuation system8 Oct 2026US 2026/0309036 A1General Electric Company
- Axial pump with integrated seal8 Oct 2026US 2026/0309043 A1Pratt & Whitney Canada Corp.
- Reinforcement assembly for gas turbine bearing housing8 Oct 2026US 2026/0309049 A1
- Aircraft engine with lubricant system having windmilling configuration8 Oct 2026US 2026/0309050 A1Pratt & Whitney Canada Corp.
- Aircraft engine with lubricant system having windmilling configuration8 Oct 2026US 2026/0309051 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents
- Geartrain coupling for a turbofan engine421US 7,021,042 B2United Technologies Corporation · 2006
- System for pumping hydraulic fracturing fluid using electric pumps342US 9,410,410 B2U.S. Well Services, LLC · 2016
- System for reducing vibrations in a pressure pumping fleet247US 10,119,381 B2U.S. Well Services, LLC · 2018
- Nested core gas turbine engine195US 7,219,490 B2D-Star Engineering · 2007
- Turbine engine exhaust duct system and methods for noise dampening and attenuation166US 10,961,914 B1BJ Energy Solutions, LLC Houston · 2021