F05D 2250/72
Symmetric
Official title: symmetric
F05D2250/72 (Symmetric) appears on 40 US grants and 49 published applications in this corpus.
Search patents in F05D- Granted patents
- 40
- Published applications
- 49
- Assignees
- 26
- Inventors
- 143
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 6 |
| 2017 | 2 | 7 |
| 2018 | 3 | 8 |
| 2019 | 5 | 2 |
| 2020 | 8 | 3 |
| 2021 | 5 | 4 |
| 2022 | 4 | 1 |
| 2023 | 2 | 2 |
| 2024 | 2 | 5 |
| 2025 | 4 | 3 |
| 2026 | 2 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Symmetrical two-piece hollow-vane assembly joined via brazing along airfoil centerline21 Apr 2026US 12,607,126 B2Rtx Corporation
- Radial inlet compressor17 Mar 2026US 12,577,909 B2Pratt & Whitney Canada Corp.
- Gas turbine engine14 Oct 2025US 12,442,315 B2General Electric Company
- Fan blade or vane with improved bird impact capability12 Aug 2025US 12,385,399 B2Rtx Corporation
- Guide vanes for fully reversible turbomachinery27 May 2025US 12,312,978 B2Howden Axial Fans Aps
- Turbine engine with a blade assembly having a dovetail16 Apr 2026US 2026/0103987 A1General Electric Company
- Turbine engine with a blade assembly having a dovetail16 Apr 2026US 2026/0103990 A1General Electric Company
- Radial inlet compressor26 Feb 2026US 2026/0055728 A1Pratt & Whitney Canada Corp.
- Turbomachine for a flight propulsion drive16 Oct 2025US 2025/0320824 A1MTU Aero Engines AG
- Ultra-efficient bladeless turbomachinery5 Jun 2025US 2025/0179919 A1
Most cited
By later US patents
- Accessory gearbox with internal layshaft24US 8,347,637 B2United Technologies Corporation · 2013
- Spline for a turbine engine22US 10,648,362 B2General Electric Company · 2020
- Spline for a turbine engine20US 10,655,495 B2General Electric Company · 2020
- Bipedal damper turbine blade17US 7,413,405 B2General Electric Company · 2008
- Asymmetric diffuser opening for film cooling holes10US 10,208,602 B2United Technologies Corporation · 2019