F02C 5/11
Using valveless combustion chambers
Official title: using valveless combustion chambers
F02C5/11 (Using valveless combustion chambers) appears on 20 US grants and 29 published applications in this corpus.
Search patents in F02C- Granted patents
- 20
- Published applications
- 29
- Assignees
- 12
- Inventors
- 63
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 3 |
| 2005 | 3 | 3 |
| 2006 | 2 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 3 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 3 | 2 |
| 2019 | 1 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 0 |
By publication year.
Recent patents
- Auxiliary power unit with pulse detonation combustion30 Dec 2025US 12,510,249 B2Pratt & Whitney Canada Corp.
- Aircraft power plant with detonation combustion tube21 Jan 2025US 12,203,429 B2Pratt & Whitney Canada Corp.
- System and method for ram air intake for pulse combustors9 Jan 2024US 11,867,138 B2North American Wave Engine Corporation
- Multiple chamber rotating detonation combustor13 Jun 2023US 11,674,476 B2General Electric Company
- Compressor having elliptically-shaped combustion chambers with fuel injection and ignition occurring at the foci27 Jul 2021US 11,073,168 B2
- Auxiliary power unit with pulse detonation combustion26 Dec 2024US 2024/0426482 A1Pratt & Whitney Canada Corp.
- Aircraft power plant with detonation combustion tube20 Jun 2024US 2024/0200510 A1Pratt & Whitney Canada Corp.
- System and method for ram air intake for pulse combustors4 May 2023US 2023/0133001 A1North American Wave Engine Corporation
- Anti-back-transfer intake structure for rotating detonation combustion chamber29 Dec 2022US 2022/0412291 A1Pla Air Force Engineering Universit
- Thermal Attenuation Structure For Detonation Combustion System8 Aug 2019US 2019/0242582 A1General Electric Company
Most cited
By later US patents
- Combustion ignition40US 7,047,724 B2United Technologies Corporation · 2006
- Pulse jet engine having pressure sensor means for controlling fuel delivery into a combustion chamber40US 7,637,096 B2ROLLS-ROYCE plc · 2009
- Pulse detonation engine bypass and cooling flow with downstream mixing volume28US 7,841,167 B2General Electric Company · 2010
- Methods and apparatus for controlling air flow within a pulse detonation engine28US 7,980,056 B2General Electric Company · 2011
- Multitube valveless pulse detonation engine28US 9,359,973 B2Exponential Technologies, Inc. · 2016