F05D 2220/74
A gas turbine
Official title: a gas turbine
F05D2220/74 (A gas turbine) appears on 76 US grants and 99 published applications in this corpus.
Search patents in F05D- Granted patents
- 76
- Published applications
- 99
- Assignees
- 46
- Inventors
- 197
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 0 |
| 2003 | 2 | 4 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 3 | 3 |
| 2007 | 0 | 3 |
| 2008 | 2 | 0 |
| 2009 | 2 | 1 |
| 2010 | 0 | 2 |
| 2011 | 3 | 1 |
| 2012 | 1 | 5 |
| 2013 | 0 | 3 |
| 2014 | 1 | 4 |
| 2015 | 2 | 4 |
| 2016 | 3 | 3 |
| 2017 | 2 | 5 |
| 2018 | 4 | 1 |
| 2019 | 1 | 6 |
| 2020 | 2 | 11 |
| 2021 | 8 | 7 |
| 2022 | 12 | 8 |
| 2023 | 4 | 6 |
| 2024 | 8 | 14 |
| 2025 | 5 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of pre-operational cleaning of water and steam systems in combined cycle power plants and combined cycle power plant arranged therefor25 Aug 2026US 12,716,366 B2GE Vernova Infrastructure Technology LLC
- Electrolyzer heating system for integrated power plants17 Feb 2026US 12,553,367 B2Mitsubishi Power Americas, Inc.
- Steam turbine bypass for increased water heat absorption capacity steam injected turbine engine10 Feb 2026US 12,546,250 B2Rtx Corporation
- Aircraft powerplant with boosted gas turbine engine12 Aug 2025US 12,385,434 B2Rtx Corporation
- Oil circulation system for hybrid electric engine15 Jul 2025US 12,359,616 B2Rtx Corporation
- Ammonia slip mitigation systems and methods30 Jul 2026US 2026/0217576 A1CPV Power Holdings, LP
- Interchanging drive train system7 May 2026US 2026/0126015 A1Solar Turbines Incorporated
- Method of pre-operational cleaning of water and steam systems in combined cycle power plants and combined cycle power plant arranged therefor12 Jun 2025US 2025/0188848 A1GE Infrastructure Technology LLC
- Propulsion system with a control system to determine health information22 May 2025US 2025/0163826 A1General Electric Company
- Electrolyzer heating system for integrated power plants12 Dec 2024US 2024/0410302 A1Mitsubishi Power Americas, Inc.
Most cited
By later US patents
- Power conversion systems108US 7,325,401 B1Brayton Energy, LLC · 2008
- Systems and methods for power generation and hydrogen production with carbon dioxide isolation78US 7,634,915 B2General Electric Company · 2009
- Method and system for controlling an exhaust gas recirculation system76US 8,046,986 B2General Electric Company · 2011
- Regenerative fuel heating system33US 6,269,626 B12001
- Starting of aircraft engine22US 9,267,438 B2Pratt & Whitney Canada Corp. · 2016