F03H
Producing a reactive propulsive thrust, not otherwise provided for
Official title: PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR (from combustion products F02K)
F03H (Producing a reactive propulsive thrust, not otherwise provided for) appears on 709 US grants and 749 published applications in this corpus.
Search patents in F03H- Granted patents
- 709
- Published applications
- 749
- Assignees
- 302
- Inventors
- 1,422
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 9 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 11 | 0 |
| 2001 | 24 | 1 |
| 2002 | 18 | 21 |
| 2003 | 16 | 19 |
| 2004 | 14 | 15 |
| 2005 | 7 | 28 |
| 2006 | 10 | 37 |
| 2007 | 17 | 24 |
| 2008 | 14 | 19 |
| 2009 | 21 | 20 |
| 2010 | 12 | 27 |
| 2011 | 13 | 21 |
| 2012 | 15 | 19 |
| 2013 | 18 | 16 |
| 2014 | 14 | 23 |
| 2015 | 23 | 23 |
| 2016 | 27 | 33 |
| 2017 | 21 | 29 |
| 2018 | 27 | 35 |
| 2019 | 32 | 32 |
| 2020 | 35 | 45 |
| 2021 | 31 | 47 |
| 2022 | 38 | 47 |
| 2023 | 39 | 53 |
| 2024 | 45 | 51 |
| 2025 | 45 | 36 |
| 2026 | 22 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
Recent patents
- Energy source using atomic species6 Oct 2026US 12,753,744 B2PerriQuest Defense Research Enterprises, LLC
- Contained gas recirculation system for a vehicle22 Sep 2026US 12,741,758 B2Belen Aerospace Corporation
- Self-neutralizing air-breathing plasma thruster1 Sep 2026US 12,723,574 B2The George Washington University
- Method and apparatus that uses pulsed, counter-rotating plasmas to extract useful energy from the zero-point field and/or to modify or nullify the forces of gravity and inertia, or the properties of mass25 Aug 2026US 12,715,620 B2
- Spacecraft-borne propulsion device with gas heating and gas storage18 Aug 2026US 12,709,412 B2Tohoku University
- Transient plasma enhanced combustion device for restartable solid rocket propulsion8 Oct 2026US 2026/0309133 A1The Aerospace Corporation
- Omnivorous solar thermal thruster, cooling systems, and thermal energy transfer in rockets24 Sep 2026US 2026/0286917 A1Trans Astronautica Corporation
- Energy Source using Atomic Species10 Sep 2026US 2026/0266269 A1PerriQuest Defense Research Enterprises, LLC
- Electric thruster with hexaboride emitter10 Sep 2026US 2026/0266270 A1Aerojet Rocketdyne, Inc.
- System and method for increasing the kinetic energy of a directional plasma flow10 Sep 2026US 2026/0266271 A1
Most cited
By later US patents
- Resonant power supply for an arcjet thruster118US 5,414,238 AMartin Marietta Corporation · 1995
- Methods and apparatus for beaming power95US 6,534,705 B2Power Beaming Corporation · 2003
- Electrostatic ion thruster with improved thrust modulation86US 4,838,021 AHughes Aircraft Company · 1989
- Mobile assault logistic kinetmatic engagement device86US 5,020,411 A1991
- Plasma gun and methods for the use thereof73US 5,866,871 A1999