H02K 1/2783
With magnets arranged in halbach arrays
Official title: with magnets arranged in Halbach arrays
H02K1/2783 (With magnets arranged in halbach arrays) appears on 81 US grants and 133 published applications in this corpus.
Search patents in H02K- Granted patents
- 81
- Published applications
- 133
- Assignees
- 70
- Inventors
- 209
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 2 | 2 |
| 2015 | 2 | 3 |
| 2016 | 1 | 2 |
| 2017 | 9 | 11 |
| 2018 | 4 | 5 |
| 2019 | 5 | 3 |
| 2020 | 2 | 7 |
| 2021 | 3 | 8 |
| 2022 | 4 | 23 |
| 2023 | 16 | 16 |
| 2024 | 9 | 17 |
| 2025 | 15 | 18 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetisation and demagnetisation of a component21 Apr 2026US 12,609,566 B2ROLLS-ROYCE plc
- Electric motor with axial and radial permanent magnets31 Mar 2026US 12,592,595 B2City University of Hong Kong
- Field magneton of rotary electric machine20 Jan 2026US 12,531,449 B2Honda Motor Co., Ltd.
- Dual-rotor electrical machines23 Dec 2025US 12,506,390 B2
- Electric motor with a short-circuit reduction part, compressor, blower, refrigerator18 Nov 2025US 12,476,505 B2Daikin Industries, Ltd.
- Magnetic reducer30 Jul 2026US 2026/0221857 A1AIMertech Co., Ltd.
- Motor for a mobile robot2 Jul 2026US 2026/0189090 A1
- System and method for manufacturing halbach array rotor14 May 2026US 2026/0135447 A1Hyundai Motor Company
- Electric machine having notched magnets and integrated cooling19 Mar 2026US 2026/0081504 A1Hamilton Sundstrand Corporation
- Systems and methods combining discrete flux-directed magnet assemblies that integrate magnetic gear boxes with single or dual rotor machines5 Mar 2026US 2026/0066755 A1
Most cited
By later US patents
- Permanent magnet structure for use in electric machinery58US 5,280,209 AThe United States of America as represented by the Secretary of the Army · 1994
- Permanent magnet structure for use in electric machinery49US 5,349,258 AThe United States of America as represented by the Secretary of the Army · 1994
- Halbach array electric motor with substantially contiguous electromagnetic cores25US 9,302,577 B22016
- Rotary electric machine and a rotor of the same23US 7,053,508 B2Denso Corporation · 2006
- Electric machine21US 9,755,463 B2Genesis Robotics LLP · 2017