F03H 1/00
Producing a reactive propulsive thrust, not otherwise provided for: using plasma to
Official title: Using plasma to produce a reactive propulsive thrust (generating plasma H05H1/00 ){(ion sources per se H01J27/02, ion sources for plasma processing or ion beams H01J37/08)}
F03H1/00 (Producing a reactive propulsive thrust, not otherwise provided for: using plasma to) appears on 594 US grants and 560 published applications in this corpus.
Search patents in F03H- Granted patents
- 594
- Published applications
- 560
- Assignees
- 264
- Inventors
- 1,221
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 8 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 11 | 0 |
| 2001 | 21 | 0 |
| 2002 | 13 | 12 |
| 2003 | 12 | 14 |
| 2004 | 12 | 7 |
| 2005 | 5 | 12 |
| 2006 | 7 | 28 |
| 2007 | 16 | 15 |
| 2008 | 10 | 12 |
| 2009 | 21 | 16 |
| 2010 | 10 | 18 |
| 2011 | 9 | 17 |
| 2012 | 13 | 13 |
| 2013 | 16 | 14 |
| 2014 | 13 | 16 |
| 2015 | 20 | 18 |
| 2016 | 24 | 31 |
| 2017 | 17 | 20 |
| 2018 | 21 | 30 |
| 2019 | 27 | 22 |
| 2020 | 28 | 36 |
| 2021 | 26 | 37 |
| 2022 | 32 | 40 |
| 2023 | 33 | 43 |
| 2024 | 41 | 40 |
| 2025 | 39 | 27 |
| 2026 | 16 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Energy source using atomic species6 Oct 2026US 12,753,744 B2PerriQuest Defense Research Enterprises, LLC
- Self-neutralizing air-breathing plasma thruster1 Sep 2026US 12,723,574 B2The George Washington University
- Pulsed-plasma-discharge engine and its method of operation18 Aug 2026US 12,710,021 B2Sharp Pulse Corp.
- Turbomolecular air-scoop for satellite air-breathing electric propulsion16 Jun 2026US 12,655,813 B2Viridian Space Corporation
- Method of vectoring rocket thrust using an electric field9 Jun 2026US 12,650,114 B2
- Transient plasma enhanced combustion device for restartable solid rocket propulsion8 Oct 2026US 2026/0309133 A1The Aerospace 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
- System and method for real-time machine learning control of plasma osciallations in hall thrusters3 Sep 2026US 2026/0258793 A1Georgia Tech Research Corporation
Most cited
By later US patents
- Resonant power supply for an arcjet thruster118US 5,414,238 AMartin Marietta Corporation · 1995
- Electrostatic ion thruster with improved thrust modulation86US 4,838,021 AHughes Aircraft Company · 1989
- Plasma gun and methods for the use thereof73US 5,866,871 A1999
- Power supply system for arcjet thrusters70US 5,359,180 AGeneral Electric Company · 1994
- Spacecraft optimized arc rocket67US 4,577,461 A1986