F03H 1/0056
With an acceleration grid and an applied magnetic field
Official title: {with an acceleration grid and an applied magnetic field}
F03H1/0056 (With an acceleration grid and an applied magnetic field) appears on 15 US grants and 13 published applications in this corpus.
Search patents in F03H- Granted patents
- 15
- Published applications
- 13
- Assignees
- 17
- Inventors
- 40
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 3 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ionic thruster methods and apparatus for aircraft7 Apr 2026US 12,595,785 B2The Boeing Company
- Electrospray thruster with inverted geometry14 Jun 2022US 11,359,613 B1The United States of America as represented by the Secretary of the Air Force
- Generating electrospray from a ferrofluid25 Jun 2019US 10,330,090 B2Michigan Technological University
- Plasma accelerator with modulated thrust1 Jan 2019US 10,172,227 B2Aernnova
- Ion thruster23 May 2017US 9,657,725 B2
- Electric propulsion system for space applications20 Aug 2026US 2026/0242070 A1Forchun, LLC
- Electromagnetic propulsion system26 Mar 2026US 2026/0085670 A1Aeromagnetix Ltd.
- Microwave-cyclotron-resonance plasma thruster and associated operating method, and use16 Oct 2025US 2025/0324505 A1Christian-Albrechts-Universitaet zu Kiel
- Ionic thruster methods and apparatus for aircraft28 Aug 2025US 2025/0270984 A1The Boeing Company
- Ionic Threading Apparatus17 Mar 2022US 2022/0087000 A1
Most cited
By later US patents
- Electron-bombardment ion source including segmented anode of electrically conductive, magnetic material21US 3,969,646 AIon Tech Limited · 1976
- Electron-bombardment ion sources18US 3,956,666 AIon Tech Limited · 1976
- Ion thruster with graphite accelerator grid12US 5,689,950 AMatra Marconi Space UK Limited · 1997
- Ring-cusp ion thruster with shell anode9US 4,466,242 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1984
- Ion thruster9US 9,657,725 B22017