F23R 2900/03343
Pilot burners operating in premixed mode
F23R2900/03343 (Pilot burners operating in premixed mode) appears on 81 US grants and 98 published applications in this corpus.
Search patents in F23R- Granted patents
- 81
- Published applications
- 98
- Assignees
- 33
- Inventors
- 229
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 5 |
| 2010 | 0 | 3 |
| 2011 | 1 | 3 |
| 2012 | 2 | 3 |
| 2013 | 7 | 2 |
| 2014 | 4 | 8 |
| 2015 | 1 | 9 |
| 2016 | 3 | 8 |
| 2017 | 5 | 10 |
| 2018 | 9 | 5 |
| 2019 | 7 | 6 |
| 2020 | 3 | 9 |
| 2021 | 7 | 8 |
| 2022 | 7 | 3 |
| 2023 | 7 | 7 |
| 2024 | 5 | 2 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Combustor for a gas turbine26 Aug 2025US 12,398,886 B2Siemens Energy Global GmbH & Co. KG
- Cluster of swirled mini-mixers for fuel-staged, axially staged combustion22 Apr 2025US 12,281,795 B1Rtx Corporation
- Multitube pilot injector having a split airflow for a gas turbine engine11 Mar 2025US 12,247,741 B2Power Systems Mfg., LLC
- Combustor for a turbine engine17 Dec 2024US 12,169,068 B2General Electric Company
- Turbine engine including a combustor29 Oct 2024US 12,130,016 B1General Electric Company
- Combustor for a turbine engine3 Apr 2025US 2025/0109856 A1General Electric Company
- Fuel system with pilot and main injectors for hydrogen-driven gas turbine engine8 Aug 2024US 2024/0263590 A1Pratt & Whitney Canada Corp.
- Combustor for a turbine engine15 Feb 2024US 2024/0053013 A1General Electric Company
- Multitube pilot injector having an insulated manifold for a gas turbine combustor21 Dec 2023US 2023/0408095 A1
- Multitube pilot injection into trapped vortices in a gas turbine engine21 Dec 2023US 2023/0408096 A1
Most cited
By later US patents
- Combustor and combustion method for combustor97US 7,610,759 B2Hitachi, Ltd. · 2009
- Air staged premixed dry low NO.sub.x combustor49US 5,319,923 AGeneral Electric Company · 1994
- Gas turbine combustor with premixing and diffusing fuel nozzles44US 6,070,411 AKabushiki Kaisha Toshiba · 2000
- Dual fuel mixing in a multishear fuel injector with a plurality of concentric ducts32US 6,345,505 B1United Technologies Corporation · 2002
- Multishear fuel injector31US 6,161,387 AUnited Technologies Corporation · 2000