F05D 2240/304
Related to the trailing edge of a rotor blade
Official title: related to the trailing edge of a rotor blade
F05D2240/304 (Related to the trailing edge of a rotor blade) appears on 753 US grants and 887 published applications in this corpus.
Search patents in F05D- Granted patents
- 753
- Published applications
- 887
- Assignees
- 195
- Inventors
- 1,673
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 3 |
| 2002 | 4 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 4 |
| 2005 | 1 | 10 |
| 2006 | 7 | 16 |
| 2007 | 10 | 20 |
| 2008 | 9 | 20 |
| 2009 | 14 | 19 |
| 2010 | 22 | 27 |
| 2011 | 18 | 27 |
| 2012 | 20 | 20 |
| 2013 | 20 | 48 |
| 2014 | 22 | 34 |
| 2015 | 34 | 37 |
| 2016 | 27 | 70 |
| 2017 | 31 | 65 |
| 2018 | 46 | 73 |
| 2019 | 84 | 49 |
| 2020 | 69 | 83 |
| 2021 | 56 | 54 |
| 2022 | 75 | 56 |
| 2023 | 49 | 48 |
| 2024 | 55 | 25 |
| 2025 | 42 | 45 |
| 2026 | 22 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Airfoils for gas turbine engines6 Oct 2026US 12,753,695 B2General Electric Company
- Axial fan assembly including an intermediate shroud6 Oct 2026US 12,753,773 B2Regal Beloit America, Inc.
- Airfoil and fluid-dynamic surface comprising such airfoil22 Sep 2026US 12,742,393 B2R.E.M. Patents S.R.L.
- Metal coupon with porous stress-relief section and component with same15 Sep 2026US 12,735,986 B2GE Infrastructure Technology LLC
- Engine component1 Sep 2026US 12,723,513 B2General Electric Company
- Impeller with converging inducer8 Oct 2026US 2026/0309161 A1Pratt & Whitney Canada Corp.
- Radial turbine wheel, radial turbine, and turbocharger3 Sep 2026US 2026/0258728 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Airfoils for gas turbine engines3 Sep 2026US 2026/0258729 A1General Electric Company
- Airfoils for gas turbine engines27 Aug 2026US 2026/0251064 A1General Electric Company
- Airfoil for a turbine engine27 Aug 2026US 2026/0251067 A1General Electric Company
Most cited
By later US patents
- Reduction of turbomachinery noise149US 6,004,095 AMassachusetts Institute of Technology · 1999
- Airfoil-shaped body103US 4,830,315 AUnited Technologies Corporation · 1989
- Composite fan blade trailing edge reinforcement92US 5,785,498 AGeneral Electric Company · 1998
- Fan with noise reduction74US 4,089,618 ARotron Incorporated · 1978
- Advanced booster rotor blade60US 7,967,571 B2General Electric Company · 2011