H01F 2007/1676
Means for avoiding or reducing eddy currents in the magnetic circuit
Official title: {Means for avoiding or reducing eddy currents in the magnetic circuit, e.g. radial slots}
H01F2007/1676 (Means for avoiding or reducing eddy currents in the magnetic circuit) appears on 54 US grants and 25 published applications in this corpus.
Search patents in H01F- Granted patents
- 54
- Published applications
- 25
- Assignees
- 37
- Inventors
- 128
- Latest grant
- 15 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 4 | 3 |
| 2005 | 0 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 3 |
| 2014 | 2 | 1 |
| 2015 | 3 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 3 |
| 2019 | 0 | 0 |
| 2020 | 2 | 2 |
| 2021 | 1 | 0 |
| 2022 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electromagnetic actuator and electrical switching unit including this actuator15 Nov 2022US 11,501,940 B2Schneider Electric Industries SAS
- Electromagnetic valve4 Jan 2022US 11,215,293 B2Advics Co., Ltd.
- Fuel injector, method for ascertaining the position of a movable armature, and motor control16 Feb 2021US 10,920,728 B2Vitesco Technologies GmbH
- Electromagnetic injection valve and method for assembling an electromagnetic injection valve5 May 2020US 10,641,221 B2Continental Automotive GmbH
- Electromagnetic actuator28 Apr 2020US 10,637,317 B2Denso Corporation
- Electromagnetic valve6 Aug 2020US 2020/0248829 A1Advics Co., Ltd.
- Electromagnetic actuator and electrical switching unit including this actuator6 Feb 2020US 2020/0043688 A1Schneider Electric Industries SAS
- Electromagnetic Injection Valve And Method For Assembling An Electromagnetic Injection Valve11 Oct 2018US 2018/0291849 A1Continental Automotive GmbH
- Fuel injector, method for ascertaining the position of a movable armature, and motor control12 Jul 2018US 2018/0195482 A1Continental Automotive GmbH
- Electromagnetic actuator26 Apr 2018US 2018/0115210 A1Denso Corporation
Most cited
By later US patents
- Magnet system61US 5,161,779 ARobert Bosch GmbH · 1992
- Electromechanical variable valve actuator38US 5,515,818 AMachine Research Corporation of Chicago · 1996
- Three-dimensional double air gap high speed solenoid32US 4,812,884 ALedex, Inc. · 1989
- Solenoid for efficient pull-in and quick landing29US 6,737,946 B22004
- Rotor apparatus for axial field electromagnetic devices27US 5,028,830 AAllied-Signal Inc. · 1991