H02K 23/06
Having shunt connection of excitation windings
Official title: having shunt connection of excitation windings
H02K23/06 (Having shunt connection of excitation windings) appears on 11 US grants and 8 published applications in this corpus.
Search patents in H02K- Granted patents
- 11
- Published applications
- 8
- Assignees
- 8
- Inventors
- 22
- Latest grant
- 19 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 2 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 3 | 0 |
| 2007 | 0 | 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 | 1 | 2 |
| 2022 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Shunt wound DC motor driving device and electrical equipment19 Jul 2022US 11,394,278 B2University of Shanghai for Science and Technology
- Direct current motor7 Jun 2022US 11,355,973 B2University of Shanghai for Science and Technology
- Direct current motor28 Dec 2021US 11,211,855 B2University of Shanghai for Science and Technology
- Flux modifier for a permanent magnet brush-type motor using wound field coils combined with permanent magnets26 Sep 2006US 7,112,907 B2Siemens VDO Automotive Corporation
- Electric generating system for automobiles and its control method16 May 2006US 7,044,255 B2Hitachi, Ltd.
- Shunt Wound DC Motor Driving Device and Electrical Equipment20 Jan 2022US 2022/0021282 A1University of Shanghai for Science and Technology
- Direct current motor5 Aug 2021US 2021/0242762 A1University of Shanghai for Science and Technology
- Direct current motor8 Jul 2021US 2021/0210997 A1University of Shanghai for Science and Technology
- Flux modifier for a permanent magnet brush-type motor using wound field coils combined with permanent magnets17 Nov 2005US 2005/0253479 A1Siemens VDO Automotive Corporation
- Flux modifier for a permanent magnet brush-type motor using wound field coils combined with permanent magnets16 Jun 2005US 2005/0127772 A1Siemens VDO Automotive Corporation
Most cited
By later US patents
- Electric generating system for automobiles and its control method51US 6,661,109 B2Hitachi, Ltd. · 2003
- Electric generating system for automobiles and its control method33US 6,965,173 B2Hitachi, Ltd. · 2005
- Electric generating system for automobiles and its control method30US 7,044,255 B2Hitachi, Ltd. · 2006
- Stator for an electrical machine23US 5,015,904 ARobert Bosch GmbH · 1991
- Driving control method and circuit for electromagnetic servo devices19US 4,629,952 AHonda Giken Kogyo Kabushiki Kaisha · 1986