H02K 49/104
Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving
Official title: {Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element}
H02K49/104 (Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving) appears on 469 US grants and 423 published applications in this corpus.
Search patents in H02K- Granted patents
- 469
- Published applications
- 423
- Assignees
- 360
- Inventors
- 1,042
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 10 | 0 |
| 1989 | 9 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 9 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 5 | 1 |
| 2002 | 6 | 8 |
| 2003 | 3 | 6 |
| 2004 | 11 | 10 |
| 2005 | 5 | 7 |
| 2006 | 6 | 10 |
| 2007 | 8 | 22 |
| 2008 | 9 | 13 |
| 2009 | 5 | 7 |
| 2010 | 10 | 14 |
| 2011 | 11 | 12 |
| 2012 | 2 | 20 |
| 2013 | 12 | 15 |
| 2014 | 7 | 23 |
| 2015 | 19 | 23 |
| 2016 | 14 | 17 |
| 2017 | 17 | 23 |
| 2018 | 14 | 23 |
| 2019 | 30 | 22 |
| 2020 | 20 | 31 |
| 2021 | 25 | 30 |
| 2022 | 23 | 16 |
| 2023 | 24 | 20 |
| 2024 | 16 | 19 |
| 2025 | 17 | 15 |
| 2026 | 13 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnetic coupler for retrofit propulsion system22 Sep 2026US 12,744,445 B2Integrated Technologies Group
- Motor assembly for an appliance such as a vacuum cleaner and a vacuum cleaner having same15 Sep 2026US 12,736,058 B2Omachron Intellectual Property Inc.
- Magnetic coupling assembly25 Aug 2026US 12,719,344 B2
- Architectural structure covering with magnet-based braking system11 Aug 2026US 12,706,507 B2Hunter Douglas Inc.
- Magnetic coupling device21 Jul 2026US 12,689,280 B2Magswitch Automation Company
- Magnetically-driven phase separator1 Oct 2026US 2026/0295471 A1Honeywell International Inc.
- Wireless power magnetic clutch assembly24 Sep 2026US 2026/0285606 A1Dematic Corp.
- Rotor, magnetic coupling device, electric motor for a cardiac support system, pump unit for a cardiac support system, and method for producing a rotor13 Aug 2026US 2026/0232989 A1Kardion GmbH
- Magnetic hysteresis brake with adjustable air gap13 Aug 2026US 2026/0238081 A1Safran Electronics & Defense Actuation
- Magnetic reducer30 Jul 2026US 2026/0221857 A1AIMertech Co., Ltd.
Most cited
By later US patents
- Method and apparatus for cardiac blood flow assistance452US 5,964,694 AGuidant Corporation · 1999
- Method and apparatus for cardiac blood flow assistance397US 5,911,685 AGuidant Corporation · 1999
- Statorless intravascular microaxial flow pump272US 5,921,913 AGuidant Corporation · 1999
- Permanent magnet type pump263US 4,115,040 AFranz Klaus-Union · 1978
- Intracardiac pump device261US 6,139,487 AImpella Cardiotechnik Aktiengesellschaft · 2000