F05D 2270/306
Mass flow
F05D2270/306 (Mass flow) appears on 344 US grants and 443 published applications in this corpus.
Search patents in F05D- Granted patents
- 344
- Published applications
- 443
- Assignees
- 145
- Inventors
- 847
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 2 | 3 |
| 2012 | 1 | 10 |
| 2013 | 6 | 12 |
| 2014 | 8 | 16 |
| 2015 | 3 | 18 |
| 2016 | 9 | 31 |
| 2017 | 20 | 31 |
| 2018 | 27 | 36 |
| 2019 | 30 | 27 |
| 2020 | 25 | 37 |
| 2021 | 29 | 43 |
| 2022 | 33 | 38 |
| 2023 | 44 | 48 |
| 2024 | 35 | 39 |
| 2025 | 52 | 24 |
| 2026 | 15 | 20 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Loading parameters23 Jun 2026US 12,662,970 B2ROLLS-ROYCE plc
- System and method for regulating velocity of gases in a turbomachine26 May 2026US 12,637,958 B2GE Vernova Infrastructure Technology LLC
- Hydrogen fuelled gas turbine engine5 May 2026US 12,618,361 B2ROLLS-ROYCE plc
- Systems and methods for estimating integrity and efficiency of an inlet filtration system for turbine systems and for recommending mitigation actions5 May 2026US 12,618,375 B2General Electric Company
- Operating a gas turbine engine21 Apr 2026US 12,607,145 B2ROLLS-ROYCE plc
- Systems, methods, and apparatus for piezoelectric-based fuel metering and flow control for aircraft engines17 Sep 2026US 2026/0275922 A1
- Gas turbine control device, gas turbine control method, and gas turbine control program6 Aug 2026US 2026/0226866 A1Mitsubishi Heavy Industries, Ltd.
- Operating a gas turbine engine30 Jul 2026US 2026/0218658 A1ROLLS-ROYCE plc
- Plant control device and calculation amount changeability determination method30 Jul 2026US 2026/0221771 A1Hitachi, Ltd.
- Inverted centrifugal blower system and fuel cell incorporating same9 Jul 2026US 2026/0196534 A1WATT Fuel Cell Corp.
Most cited
By later US patents
- Gas turbine engine in-board cooled cooling air system61US 9,243,563 B2Honeywell International Inc. · 2016
- Pressure/flow characteristic modification of a centrifugal pump in a ventricular assist device37US 11,639,722 B2Tc1 LLC · 2023
- Fan array fan section in air-handling systems35US 7,137,775 B2Huntair, Inc. · 2006
- Gas turbine engine thermal management system for heat exchanger using bypass flow26US 10,036,329 B2United Technologies Corporation · 2018
- Fan array fan section in air-handling systems26US 7,179,046 B2Huntair, Inc. · 2007