F05D 2270/42
Passive or reactive
Official title: passive or reactive, e.g. using large wind vanes
F05D2270/42 (Passive or reactive) appears on 69 US grants and 86 published applications in this corpus.
Search patents in F05D- Granted patents
- 69
- Published applications
- 86
- Assignees
- 33
- Inventors
- 160
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 3 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 2 |
| 2015 | 0 | 2 |
| 2016 | 2 | 6 |
| 2017 | 3 | 2 |
| 2018 | 0 | 3 |
| 2019 | 4 | 10 |
| 2020 | 5 | 13 |
| 2021 | 10 | 6 |
| 2022 | 13 | 8 |
| 2023 | 7 | 2 |
| 2024 | 4 | 10 |
| 2025 | 11 | 6 |
| 2026 | 2 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Engine mount system for a gas turbine engine16 Jun 2026US 12,655,812 B2Rtx Corporation
- Compliant shroud designs with variable stiffness17 Mar 2026US 12,577,882 B2General Electric Company
- Propulsion unit for an aircraft comprising a system for sealing between two air intake parts14 Oct 2025US 12,442,332 B2Safran Nacelles
- Engine mount system for a gas turbine engine23 Sep 2025US 12,421,916 B2Rtx Corporation
- Built-in test of actively controlled fuel nozzles26 Aug 2025US 12,398,681 B2Rtx Corporation
- Heat exchanger sensor processing method and apparatus12 Mar 2026US 2026/0071577 A1General Electric Company
- Suction heating system, operation method for suction heating system, and gas turbine system29 Jan 2026US 2026/0028937 A1Mitsubishi Heavy Industries, Ltd.
- Engine mount system for a gas turbine engine1 Jan 2026US 2026/0002493 A1Rtx Corporation
- Gas turbine engine having a hydraulic fan brake18 Sep 2025US 2025/0290430 A1General Electric Company
- Compliant shroud designs with variable stiffness26 Jun 2025US 2025/0207505 A1General Electric Company
Most cited
By later US patents
- Systems and methods for fan blade de-icing29US 10,822,999 B2Raytheon Technologies Corporation · 2020
- Gas turbine control system18US 6,945,030 B2Kabushiki Kaisha Toshiba · 2005
- Thermal management system with fuel cooling11US 11,492,970 B2General Electric Company · 2022
- Gas turbine control system11US 7,117,662 B2Kabushiki Kaisha Toshiba · 2006
- Bearing health monitor11US 7,631,498 B2Honeywell International Inc. · 2009