F03H 1/0068
With a central channel
Official title: {with a central channel, e.g. end-Hall type}
F03H1/0068 (With a central channel) appears on 38 US grants and 32 published applications in this corpus.
Search patents in F03H- Granted patents
- 38
- Published applications
- 32
- Assignees
- 29
- Inventors
- 85
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 1 | 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 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 0 | 2 |
| 2014 | 1 | 4 |
| 2015 | 3 | 2 |
| 2016 | 6 | 3 |
| 2017 | 2 | 2 |
| 2018 | 4 | 2 |
| 2019 | 3 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 3 |
| 2022 | 3 | 0 |
| 2023 | 1 | 6 |
| 2024 | 3 | 0 |
| 2025 | 3 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Targeted-current-density hall thruster14 Apr 2026US 12,601,330 B1The Regents of the University of Michigan
- Air-breathing plasma thruster25 Nov 2025US 12,479,604 B2U. S. Department of Energy
- Air-breathing plasma thruster10 Jun 2025US 12,325,537 B2U. S. Department of Energy
- Plasma engine with leptonic energy source7 Jan 2025US 12,188,456 B2Lockheed Martin Corporation
- Segmented wall-less hall thruster30 Jul 2024US 12,049,878 B2The Trustees of Princeton University
- Air-Breathing Plasma Thruster7 Aug 2025US 2025/0250032 A1United States Department of Energy
- Air-Breathing Plasma Thruster3 Apr 2025US 2025/0108939 A1United States Department of Energy
- Propulsion unit for spacecraft21 Dec 2023US 2023/0407851 A1
- Magnetic pole structure for hall thruster9 Nov 2023US 2023/0358216 A1Shanghai Institute of Space Propulsion
- Hall-effect thruster7 Sep 2023US 2023/0279845 A1Orbion Space Technology, Inc.
Most cited
By later US patents
- Spacecraft optimized arc rocket67US 4,577,461 A1986
- Spacecraft optimized arc rocket30US 4,548,033 A1985
- Plasma accelerator arrangement16US 6,523,338 B1Thales Electron Devices GmbH · 2003
- Cylindrical geometry hall thruster15US 6,448,721 B2General Plasma Technologies LLC · 2002
- Unified chemical electric propulsion system11US 9,145,216 B2Space Systems/Loral, Inc. · 2015