F05D 2270/311
Air humidity
F05D2270/311 (Air humidity) appears on 61 US grants and 73 published applications in this corpus.
Search patents in F05D- Granted patents
- 61
- Published applications
- 73
- Assignees
- 33
- Inventors
- 157
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 6 |
| 2016 | 0 | 6 |
| 2017 | 5 | 7 |
| 2018 | 10 | 14 |
| 2019 | 9 | 4 |
| 2020 | 12 | 9 |
| 2021 | 6 | 4 |
| 2022 | 4 | 5 |
| 2023 | 5 | 4 |
| 2024 | 3 | 5 |
| 2025 | 3 | 3 |
| 2026 | 3 | 3 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- System and method for controlling contrail formation14 Jul 2026US 12,680,501 B2Rtx Corporation
- Method for mapping contrail formation to engine performance characteristics2 Jun 2026US 12,644,409 B2Pratt & Whitney Canada Corp.
- Method for controlling a combustion device17 Feb 2026US 12,553,606 B2Siemens Energy Global GmbH & Co. KG
- System and method for thrust linearization with thrust lever angle18 Feb 2025US 12,228,085 B2Pratt & Whitney Canada Corp.
- Turbine engine including a steam system4 Feb 2025US 12,215,634 B1General Electric Company
- System and method for controlling contrail formation8 Oct 2026US 2026/0309079 A1Rtx Corporation
- Methods and system for controlling a turbine engine12 Mar 2026US 2026/0071578 A1Siemens Energy, Inc.
- System and Method for Controlling Contrail Formation8 Jan 2026US 2026/0009358 A1Rtx Corporation
- Turbine engine including a steam system12 Jun 2025US 2025/0188875 A1General Electric Company
- Method for operating a flow producing system als well as a flow producing system12 Jun 2025US 2025/0188942 A1ebm-papst Mulfingen GmbH & Co. KG
Most cited
By later US patents
- Intake-air cooling device59US 9,790,858 B2Mitsubishi Hitachi Power Systems, Ltd. · 2017
- Erosion suppression system and method in an exhaust gas recirculation gas turbine system34US 9,885,290 B2ExxonMobil Upstream Research Company · 2018
- Systems and methods for fan blade de-icing29US 10,822,999 B2Raytheon Technologies Corporation · 2020
- Reducing contrails from an aircraft powerplant21US 11,635,022 B1Raytheon Technologies Corporation · 2023
- Predictive condensation control system and related method18US 9,856,883 B1Delta T, LLC · 2018