H02K 1/2788
The rotor consisting of a single magnet or two or more axially
Official title: the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
H02K1/2788 (The rotor consisting of a single magnet or two or more axially) appears on 112 US grants and 128 published applications in this corpus.
Search patents in H02K- Granted patents
- 112
- Published applications
- 128
- Assignees
- 81
- Inventors
- 301
- Latest grant
- 3 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 1 |
| 2005 | 3 | 8 |
| 2006 | 4 | 4 |
| 2007 | 2 | 5 |
| 2008 | 3 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 5 |
| 2011 | 1 | 3 |
| 2012 | 3 | 3 |
| 2013 | 2 | 9 |
| 2014 | 5 | 1 |
| 2015 | 3 | 3 |
| 2016 | 2 | 5 |
| 2017 | 3 | 14 |
| 2018 | 1 | 17 |
| 2019 | 15 | 13 |
| 2020 | 10 | 9 |
| 2021 | 9 | 10 |
| 2022 | 4 | 4 |
| 2023 | 7 | 1 |
| 2024 | 5 | 2 |
| 2025 | 0 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rotorcraft having an electric drive for driving a main and/or tail rotor of the rotorcraft3 Dec 2024US 12,157,561 B2Kopter Group AG
- Vacuum desorption, impregnation and curing system, vacuum desorption device, and vacuum desorption process for protective layer of magnetic pole17 Sep 2024US 12,095,318 B2Beijing Goldwind Science & Creation Windpower Equipment Co., Ltd.
- Direct drive outer rotor brushless DC motor drive wheel2 Jul 2024US 12,027,916 B2IAM Robotics, LLC
- Rotating electrical machine2 Jul 2024US 12,028,004 B2Denso Corporation
- Rotating electrical machine2 Jan 2024US 11,863,031 B2Denso Corporation
- Spherical pump and motor assembly11 Jun 2026US 2026/0160248 A1Shenzhen Spherical Fluid Power Technology Co., Ltd.
- Motor5 Feb 2026US 2026/0039161 A1MINEBEA MITSUMI Inc.
- Rotor magnet and brushless motor8 Jan 2026US 2026/0012050 A1Mabuchi Motor Co., Ltd.
- Spindle motor and hard disk drive device4 Dec 2025US 2025/0373099 A1MINEBEA MITSUMI Inc.
- Outer rotor and outer rotor electric motor20 Jun 2024US 2024/0204596 A1Aichi Steel Corporation
Most cited
By later US patents
- Structure of driving unit in drum type washing machine125US 6,460,382 B1LG Electronics Inc. · 2002
- Stator assembly52US 6,362,554 B1Encap Motor Corporation · 2002
- Permanent magnet rotary dynamo electric machine39US 4,587,449 ALucas Industried Limited · 1986
- Composite member and method for making the same37US 5,110,687 AKabushiki Kaisha Kobe Seiko Sho · 1992
- Spindle motor37US 5,528,092 ANippon Corporation · 1996