F02K 9/58
Propellant feed valves
F02K9/58 (Propellant feed valves) appears on 120 US grants and 96 published applications in this corpus.
Search patents in F02K- Granted patents
- 120
- Published applications
- 96
- Assignees
- 83
- Inventors
- 261
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 0 |
| 2002 | 4 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 3 |
| 2009 | 1 | 4 |
| 2010 | 1 | 7 |
| 2011 | 4 | 2 |
| 2012 | 3 | 3 |
| 2013 | 4 | 3 |
| 2014 | 3 | 1 |
| 2015 | 2 | 2 |
| 2016 | 2 | 6 |
| 2017 | 3 | 14 |
| 2018 | 1 | 8 |
| 2019 | 6 | 3 |
| 2020 | 7 | 7 |
| 2021 | 4 | 2 |
| 2022 | 11 | 7 |
| 2023 | 7 | 5 |
| 2024 | 11 | 5 |
| 2025 | 7 | 6 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Valve for a rocket engine28 Jul 2026US 12,692,949 B2Arianegroup SAS
- Methods and systems for propellant reconditioning for short-duration thrusters burns9 Jun 2026US 12,650,100 B1Blue Origin Manufacturing, LLC
- Refrigeration method using an artificial neural network14 Apr 2026US 12,600,499 B2Arianegroup SAS
- Warm gas thruster system with control valve that has a soft seal14 Apr 2026US 12,601,312 B2Aerojet Rocketdyne, Inc.
- Propellant valve23 Dec 2025US 12,504,092 B2The Boeing Company
- Turbine assembly28 May 2026US 2026/0146575 A1Korea Aerospace Research Institute
- Rocket Motor and Components Thereof19 Mar 2026US 2026/0078719 A1Dawn Aerospace Limited
- System and method for asynchronous autogenously pressurized in-space propulsion26 Feb 2026US 2026/0054861 A1Government of the United States as Represented by the Secretary of the Air Force
- Liquid fueled extending effector26 Feb 2026US 2026/0055747 A1Raytheon Company
- Gas turbine engine including fuel injector29 Jan 2026US 2026/0029126 A1General Electric Company
Most cited
By later US patents
- Electric vehicle with battery regeneration dependent on battery charge state51US 6,116,368 ALockheed Martin Corporation · 2000
- Spacecraft attitude and velocity control thruster system40US 6,135,393 ATRW Inc. · 2000
- Positive shut-off metering valve with axial thread drive35US 6,250,602 B1Jansen's Aircraft Systems Controls, Inc. · 2001
- Microvalve and microthruster for satellites and methods of making and using the same31US 6,068,010 AMarotta Scientific Controls, Inc. · 2000
- Constant volume combustion chamber27US 9,279,503 B2Streamline Automation, LLC · 2016