H02K 49/043
With a radial airgap
Official title: {with a radial airgap}
H02K49/043 (With a radial airgap) appears on 167 US grants and 129 published applications in this corpus.
Search patents in H02K- Granted patents
- 167
- Published applications
- 129
- Assignees
- 89
- Inventors
- 288
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 10 | 0 |
| 2002 | 1 | 4 |
| 2003 | 2 | 4 |
| 2004 | 5 | 4 |
| 2005 | 3 | 2 |
| 2006 | 4 | 1 |
| 2007 | 1 | 5 |
| 2008 | 2 | 5 |
| 2009 | 1 | 8 |
| 2010 | 1 | 2 |
| 2011 | 2 | 5 |
| 2012 | 2 | 0 |
| 2013 | 2 | 5 |
| 2014 | 3 | 6 |
| 2015 | 6 | 12 |
| 2016 | 7 | 12 |
| 2017 | 5 | 8 |
| 2018 | 6 | 5 |
| 2019 | 9 | 5 |
| 2020 | 5 | 10 |
| 2021 | 1 | 4 |
| 2022 | 8 | 7 |
| 2023 | 7 | 2 |
| 2024 | 3 | 4 |
| 2025 | 3 | 7 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetic flux modulated type magnetic gear3 Mar 2026US 12,567,790 B2Mitsubishi Electric Corporation
- Magnetic braking system for descending payloads30 Sep 2025US 12,431,780 B2Applied Research Associates, Inc.
- Eddy current brake for a crusher23 Sep 2025US 12,420,287 B2Metso USA Inc.
- Steer-by-wire steering apparatus and method for operating a steer-by-wire steering apparatus10 Jun 2025US 12,325,472 B2ZF Automotive Germany GmbH
- Eddy current deceleration device4 Jun 2024US 12,003,160 B2Nippon Steel Corporation
- Eddy current retarder6 Aug 2026US 2026/0225460 A1Nippon Steel Corporation
- Magnetic braking system for descending payloads8 Jan 2026US 2026/0012073 A1Applied Research Associates, Inc.
- Eddy current deceleration device7 Aug 2025US 2025/0249753 A1Nippon Steel Corporation
- Rotating electrical machine rotor and electromagnetic retarder and generator assembly3 Jul 2025US 2025/0219483 A1Telma
- Rotor of a rotating electric machine and electromagnetic retarder and generator assembly3 Jul 2025US 2025/0219495 A1Telma
Most cited
By later US patents
- Magnetic adjustable loading device with eddy current91US 5,711,404 A1998
- Bicycle ergometer and eddy current brake therefor86US 4,817,938 ACombi Corporation · 1989
- Eddy current retarder62US 5,064,029 ASumitomo Metal Industries, Ltd. · 1991
- Composite magnet of electromagnet and permanent magnet, and eddy current retarder56US 6,756,870 B2Isuzu Motors Limited · 2004
- Magnetic controlled loading device in combination of a power generating set and an adjusting drive mechanism56US 7,018,324 B12006