F23D 11/107
At least one of both being subjected to a swirling motion
Official title: {at least one of both being subjected to a swirling motion}
F23D11/107 (At least one of both being subjected to a swirling motion) appears on 240 US grants and 191 published applications in this corpus.
Search patents in F23D- Granted patents
- 240
- Published applications
- 191
- Assignees
- 85
- Inventors
- 439
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 11 | 1 |
| 2002 | 4 | 6 |
| 2003 | 11 | 13 |
| 2004 | 11 | 11 |
| 2005 | 6 | 9 |
| 2006 | 2 | 6 |
| 2007 | 9 | 10 |
| 2008 | 4 | 3 |
| 2009 | 2 | 10 |
| 2010 | 4 | 11 |
| 2011 | 3 | 1 |
| 2012 | 4 | 7 |
| 2013 | 8 | 5 |
| 2014 | 4 | 11 |
| 2015 | 5 | 9 |
| 2016 | 9 | 13 |
| 2017 | 9 | 13 |
| 2018 | 8 | 15 |
| 2019 | 12 | 9 |
| 2020 | 12 | 7 |
| 2021 | 9 | 5 |
| 2022 | 5 | 5 |
| 2023 | 3 | 2 |
| 2024 | 4 | 4 |
| 2025 | 2 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Swirling flow-blurring atomizer17 Feb 2026US 12,553,604 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Nozzle body for fuel injector10 Feb 2026US 12,546,474 B2ROLLS-ROYCE plc
- Gas turbine engine fuel nozzle having a secondary fuel passage through a swirler9 Dec 2025US 12,492,819 B2General Electric Company
- Gas turbine fuel nozzle having an inner air passage and plural outer fuel passages18 Feb 2025US 12,228,282 B2General Electric Company
- Fuel nozzle and swirler10 Sep 2024US 12,085,281 B2General Electric Company
- Turbine engine with fuel nozzle assembly30 Jul 2026US 2026/0218903 A1General Electric Company
- Fuel nozzle and gas turbine engine4 Jun 2026US 2026/0153237 A1Mitsubishi Heavy Industries Aero Engines, Ltd.
- Fuel nozzle and swirler12 Mar 2026US 2026/0071755 A1General Electric Company
- Nozzle body for fuel injector16 Oct 2025US 2025/0321004 A1ROLLS-ROYCE plc
- Flat spray fuel injectors30 Jan 2025US 2025/0035306 A1Collins Engine Nozzles, Inc.
Most cited
By later US patents
- Air-atomizing fuel nozzle165US 3,980,233 AParker-Hannifin Corporation · 1976
- Gas turbine fuel injector115US 6,289,677 B1Pratt & Whitney Canada Corp. · 2001
- Methods and apparatus for decreasing combustor emissions92US 6,354,072 B1General Electric Company · 2002
- Device and method for injecting fuels into compressed gaseous media89US 5,813,847 AABB Research Ltd. · 1998
- Multiplex injector89US 6,755,024 B1Delavan Inc. · 2004