H02K 7/1021
Magnetically influenced friction brakes
Official title: {Magnetically influenced friction brakes}
H02K7/1021 (Magnetically influenced friction brakes) appears on 263 US grants and 237 published applications in this corpus.
Search patents in H02K- Granted patents
- 263
- Published applications
- 237
- Assignees
- 178
- Inventors
- 674
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 8 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 2 |
| 2002 | 8 | 7 |
| 2003 | 7 | 4 |
| 2004 | 4 | 6 |
| 2005 | 5 | 7 |
| 2006 | 6 | 7 |
| 2007 | 2 | 10 |
| 2008 | 3 | 5 |
| 2009 | 3 | 7 |
| 2010 | 8 | 10 |
| 2011 | 6 | 7 |
| 2012 | 4 | 8 |
| 2013 | 6 | 7 |
| 2014 | 4 | 7 |
| 2015 | 8 | 5 |
| 2016 | 4 | 4 |
| 2017 | 7 | 10 |
| 2018 | 6 | 15 |
| 2019 | 9 | 13 |
| 2020 | 13 | 24 |
| 2021 | 17 | 16 |
| 2022 | 12 | 7 |
| 2023 | 13 | 17 |
| 2024 | 11 | 18 |
| 2025 | 15 | 12 |
| 2026 | 9 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Linear motor6 Oct 2026US 12,753,831 B2Beijing Youzhuju Network Technology Co., Ltd.
- Electric motor having an angle sensor29 Sep 2026US 12,749,952 B2Sew-Eurodrive GmbH & Co. KG
- Drive system15 Sep 2026US 12,738,804 B2Sew-Eurodrive GmbH & Co. KG
- Electric motor25 Aug 2026US 12,719,333 B2Parker-Hannifin Corporation
- Electric drive motor for moving apparatus14 Jul 2026US 12,679,191 B2Black & Decker Inc.
- Drive device and robot equipped with drive device27 Aug 2026US 2026/0249448 A1Fanuc Corporation
- Apparatus having at least one actuator device for precisely influencing the movability of a transmission element6 Aug 2026US 2026/0229954 A1INVENTUS Engineering GmbH
- Linear motor18 Dec 2025US 2025/0383012 A1Beijing Youzhuju Network Technology Co., Ltd.
- Electric actuator11 Dec 2025US 2025/0379489 A1Nidec Corporation
- Electric actuator11 Dec 2025US 2025/0379491 A1Nidec Corporation
Most cited
By later US patents
- Motor/generator apparatus for motor vehicle151US 6,425,838 B1Hitachi Car Engineering Co., Ltd. · 2002
- Motor-operated window cover139US 5,467,266 ALutron Electronics Co., Inc. · 1995
- Power train system for a vehicle and method for operating same136US 6,048,288 AToyota Jidosha Kabushiki Kaisha · 2000
- Brake control for rotary electric tools81US 4,029,159 A1977
- Rotary electric machine having a flux-concentrating rotor and a stator with windings on teeth65US 6,891,299 B2Moteurs Leroy-Somer · 2005