H02K 44/24
By reversing the direction of fluid
Official title: by reversing the direction of fluid
H02K44/24 (By reversing the direction of fluid) appears on 8 US grants and 2 published applications in this corpus.
Search patents in H02K- Granted patents
- 8
- Published applications
- 2
- Assignees
- 5
- Inventors
- 11
- Latest grant
- 21 Jun 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Power generation device and method using organic working fluid for circulation without pump and valve21 Jun 2022US 11,365,653 B2Xi' An Jiaotong University
- Modular liquid-metal magnetohydrodynamic (LMMHD) power generation cell23 Jan 2007US 7,166,927 B2Scientific Applications & Research Associates, Inc.
- Single channel double-duct liquid metal electrical generator using a magnetohydrodynamic device13 Jul 1999US 5,923,104 ALockheed Martin Energy Research Corporation
- Free piston variable-stroke linear-alternator generator15 Dec 1998US 5,850,111 ALockheed Martin Energy Research Corporation
- Double-duct liquid metal magnetohydrodynamic engine10 Jun 1997US 5,637,935 AMartin Marietta Energy Systems, Inc.
- Power generation device and method using organic working fluid for circulation without pump and valve24 Jun 2021US 2021/0189913 A1Xi' An Jiaotong University
- Modular liquid-metal magnetohydrodynamic (LMMHD) power generation cell7 Jul 2005US 2005/0146140 A1Scientific Applications & Research Associates, Inc.
Most cited
By later US patents
- Free piston variable-stroke linear-alternator generator35US 5,850,111 ALockheed Martin Energy Research Corporation · 1998
- Double-duct liquid metal magnetohydrodynamic engine13US 5,473,205 AMartin Marietta Energy Systems, Inc. · 1995
- Double-duct liquid metal magnetohydrodynamic engine12US 5,637,935 AMartin Marietta Energy Systems, Inc. · 1997
- Single channel double-duct liquid metal electrical generator using a magnetohydrodynamic device8US 5,923,104 ALockheed Martin Energy Research Corporation · 1999
- Modular liquid-metal magnetohydrodynamic (LMMHD) power generation cell7US 7,166,927 B2Scientific Applications & Research Associates, Inc. · 2007