F02K 7/06
With combustion chambers having valves
Official title: with combustion chambers having valves
F02K7/06 (With combustion chambers having valves) appears on 100 US grants and 92 published applications in this corpus.
Search patents in F02K- Granted patents
- 100
- Published applications
- 92
- Assignees
- 44
- Inventors
- 152
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 7 | 6 |
| 2003 | 8 | 5 |
| 2004 | 1 | 4 |
| 2005 | 4 | 5 |
| 2006 | 3 | 6 |
| 2007 | 2 | 1 |
| 2008 | 2 | 2 |
| 2009 | 2 | 1 |
| 2010 | 2 | 3 |
| 2011 | 4 | 8 |
| 2012 | 1 | 4 |
| 2013 | 1 | 4 |
| 2014 | 5 | 5 |
| 2015 | 5 | 6 |
| 2016 | 3 | 3 |
| 2017 | 2 | 6 |
| 2018 | 5 | 5 |
| 2019 | 4 | 3 |
| 2020 | 4 | 6 |
| 2021 | 2 | 2 |
| 2022 | 3 | 2 |
| 2023 | 5 | 2 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Combustion mode switching engine6 Oct 2026US 12,753,730 B2PD AeroSpace, LTD.
- Injection manifold with Tesla valves for rotating detonation engines24 Sep 2024US 12,098,848 B2Purdue Research Foundation
- Injection manifold with tesla valves for rotating detonation engines26 Sep 2023US 11,767,979 B2Purdue Research Foundation
- Multiple chamber rotating detonation combustor13 Jun 2023US 11,674,476 B2General Electric Company
- Constant volume combustion system4 Apr 2023US 11,619,380 B2Safran
- Combustion mode switching engine12 Jun 2025US 2025/0188893 A1PD AeroSpace, LTD.
- Pulse Detonation Wave Generator25 Jan 2024US 2024/0026839 A1
- Injection manifold with tesla valves for rotating detonation engines18 Jan 2024US 2024/0019126 A1Purdue Research Foundation
- Plurality of airbreathing and non-airbreathing engines8 Jun 2023US 2023/0175459 A1
- Pulse Detonation Wave Generator11 May 2023US 2023/0147062 A1
Most cited
By later US patents
- Pulse detonation engine97US 5,473,885 ALockheed Corporation · 1995
- Fluid pump apparatus81US 6,547,530 B2Ntn Corporation · 2003
- Rotary valve multiple combustor pulse detonation engine76US 5,513,489 AAdroit Systems, Inc. · 1996
- Rotary valve multiple combustor pulse detonation engine70US 5,345,758 AAdroit Systems, Inc. · 1994
- Pulse detonation igniter for pulse detonation chambers67US 5,937,635 ALockheed Martin Corporation · 1999