F05D 2220/326
To drive shrouded, low solidity propeller
Official title: to drive shrouded, low solidity propeller
F05D2220/326 (To drive shrouded, low solidity propeller) appears on 73 US grants and 87 published applications in this corpus.
Search patents in F05D- Granted patents
- 73
- Published applications
- 87
- Assignees
- 40
- Inventors
- 205
- Latest grant
- 24 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 3 |
| 2003 | 4 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 3 | 5 |
| 2007 | 2 | 10 |
| 2008 | 3 | 6 |
| 2009 | 5 | 10 |
| 2010 | 4 | 7 |
| 2011 | 4 | 2 |
| 2012 | 11 | 2 |
| 2013 | 2 | 2 |
| 2014 | 3 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 2 |
| 2017 | 1 | 3 |
| 2018 | 3 | 6 |
| 2019 | 3 | 1 |
| 2020 | 2 | 5 |
| 2021 | 4 | 3 |
| 2022 | 5 | 2 |
| 2023 | 2 | 2 |
| 2024 | 5 | 2 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Convertible drive system24 Jun 2025US 12,337,954 B1Hyalta Aeronautics, Inc.
- Electric propulsor with electric machine in thermal communication with a heat exchanger4 Mar 2025US 12,240,615 B2General Electric Company
- Three-stream engine having a heat exchanger22 Oct 2024US 12,123,350 B2General Electric Company
- Stator assembly4 Jun 2024US 12,000,310 B2Safran
- Damper system for an engine shaft14 May 2024US 11,982,201 B2GE Avio S. r. l.
- Aeronautical propulsion system13 Aug 2026US 2026/0240026 A1Safran Aircraft Engines
- Aircraft propulsion assembly16 Jul 2026US 2026/0201851 A1General Electric Company
- Aircraft having an aft engine and auxiliary power unit14 Aug 2025US 2025/0257700 A1General Electric Company
- Electric propulsor29 May 2025US 2025/0171153 A1General Electric Company
- Electric propulsor13 Jun 2024US 2024/0190574 A1General Electric Company
Most cited
By later US patents
- Nested core gas turbine engine195US 7,219,490 B2D-Star Engineering · 2007
- Turbine engine with intercooler in bypass air passage118US 6,134,880 AConcepts ETI, Inc. · 2000
- Fan case design with metal foam between Kevlar90US 6,652,222 B1Pratt & Whitney Canada Corp. · 2003
- Tip cambered swept blade84US 7,476,086 B2General Electric Company · 2009
- Nested core gas turbine engine61US 6,647,707 B22003