F02K 7/075
With multiple pulse-jet engines
Official title: with multiple pulse-jet engines
F02K7/075 (With multiple pulse-jet engines) appears on 43 US grants and 33 published applications in this corpus.
Search patents in F02K- Granted patents
- 43
- Published applications
- 33
- Assignees
- 18
- Inventors
- 72
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 1 |
| 2004 | 3 | 8 |
| 2005 | 5 | 5 |
| 2006 | 5 | 2 |
| 2007 | 0 | 5 |
| 2008 | 2 | 0 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Combustion mode switching engine6 Oct 2026US 12,753,730 B2PD AeroSpace, LTD.
- Systems and methods for anti-phase operation of pulse combustors14 Feb 2023US 11,578,681 B2University of Maryland
- Combustor for rotating detonation engine and method of operating same5 Mar 2019US 10,221,763 B2General Electric Company
- Spiral pulse detonation tube configuration16 Oct 2018US 10,101,033 B2United Technologies Corporation
- Airflow modulation system and method5 Sep 2017US 9,752,453 B2Northrop Grumman Systems Corporation
- Combustion mode switching engine12 Jun 2025US 2025/0188893 A1PD AeroSpace, LTD.
- Rotating detonation actuator18 Jun 2020US 2020/0191398 A1General Electric Company
- Fuel detonation combustion pulse device8 Aug 2019US 2019/0242330 A1
- Combustor for rotating detonation engine and method of operating same28 Jun 2018US 2018/0179953 A1General Electric Company
- Systems and Methods for Anti-Phase Operation of Pulse Combustors1 Mar 2018US 2018/0058319 A1University of Maryland, College Park
Most cited
By later US patents
- 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
- Method and apparatus for ejecting foreign matter from the primary flow path of a gas turbine engine61US 5,123,240 AGeneral Electric Company · 1992
- Liquid fueled pulse detonation engine with controller and inlet and exit valves50US 5,901,550 AAdroit Systems, Inc. · 1999
- Pulsed detonation rocket engine45US 5,873,240 AAdroit Systems, Inc. · 1999