F02K 9/48
Driven by a gas turbine fed by propellant combustion gases or fed
Official title: driven by a gas turbine fed by propellant combustion gases {or fed by vaporized propellants or other gases}
F02K9/48 (Driven by a gas turbine fed by propellant combustion gases or fed) appears on 133 US grants and 114 published applications in this corpus.
Search patents in F02K- Granted patents
- 133
- Published applications
- 114
- Assignees
- 73
- Inventors
- 263
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 7 | 1 |
| 2002 | 2 | 1 |
| 2003 | 6 | 5 |
| 2004 | 3 | 3 |
| 2005 | 2 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 3 | 4 |
| 2009 | 1 | 2 |
| 2010 | 2 | 2 |
| 2011 | 3 | 0 |
| 2012 | 2 | 2 |
| 2013 | 3 | 2 |
| 2014 | 0 | 5 |
| 2015 | 5 | 10 |
| 2016 | 3 | 12 |
| 2017 | 3 | 6 |
| 2018 | 2 | 3 |
| 2019 | 8 | 8 |
| 2020 | 3 | 7 |
| 2021 | 8 | 3 |
| 2022 | 7 | 9 |
| 2023 | 12 | 10 |
| 2024 | 7 | 5 |
| 2025 | 4 | 6 |
| 2026 | 1 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Turbine assembly21 Jul 2026US 12,687,137 B2Korea Aerospace Research Institute
- Turbo pump device for rocket engines16 Dec 2025US 12,497,935 B2
- Adjusting wait time between burn cycles or merging burn cycles28 Oct 2025US 12,456,557 B2Standard Nuclear, Inc.
- Liquid propellant gasifier and pressurizer2 Sep 2025US 12,404,822 B2
- Fuel conditioning system and method configured to power an aircraft turbine engine using fuel from a cryogenic tank29 Jul 2025US 12,371,183 B2Safran
- Disengagement test system and method for a pump13 Aug 2026US 2026/0235129 A1Xi'an Space Engine Company Limited
- Air turborocket apparatus with precooler heat exchanger at the air intake30 Jul 2026US 2026/0218670 A1Destinus SA
- Rocket engine using expander bleed cycle9 Jul 2026US 2026/0194030 A1
- Turbine assembly28 May 2026US 2026/0146575 A1Korea Aerospace Research Institute
- Rotodynamic fluid transfer and energy extraction device with shaftless rotational coupling and constraint as used in rocket propulsion systems21 May 2026US 2026/0139643 A1Vaya Space, Inc.
Most cited
By later US patents
- Microturbomachinery145US 5,932,940 AMassachusetts Institute of Technology · 1999
- Microturbomachinery113US 6,392,313 B1Massachusetts Institute of Technology · 2002
- Single flow turbopump with integrated boosting56US 5,232,333 ASociete Europeenne de Propulsion · 1993
- Liquid oxygen gasifying system for rocket engines44US 5,918,460 AUnited Technologies Corporation · 1999
- Mixed mode rocket engine41US 4,073,138 AAerojet-General Corporation · 1978