B60G 2600/24
Permanent magnets
Official title: permanent magnets
B60G2600/24 (Permanent magnets) appears on 27 US grants and 18 published applications in this corpus.
Search patents in B60G- Granted patents
- 27
- Published applications
- 18
- Assignees
- 19
- Inventors
- 73
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 3 | 3 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 4 |
| 2019 | 0 | 1 |
| 2020 | 2 | 2 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 3 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electromagnetic suspension5 Aug 2025US 12,377,697 B2Hitachi Astemo, Ltd.
- Hybrid-electromagnetic suspension capable of self-powering and control method thereof6 Aug 2024US 12,054,023 B2Jiangsu University
- Motion control system with electropermanent magnets28 May 2024US 11,993,118 B1Apple Inc.
- Magnetic motion control21 May 2024US 11,987,090 B1GM Global Technology Operations LLC
- Electro-magnetic damper with air spring24 May 2022US 11,338,637 B2Tenneco Automotive Operating Company Inc.
- Alternative suspension system for a vehicle9 Apr 2026US 2026/0097620 A1Volvo Construction Equipment AB
- Ball joint stud sensing assembly and method15 May 2025US 2025/0153531 A1Musashi Auto Parts Canada Inc.
- Electromagnetic suspension20 Jul 2023US 2023/0226868 A1Hitachi Astemo, Ltd.
- Hybrid-electromagnetic suspension capable of self-powering and control method thereof4 Nov 2021US 2021/0339594 A1Jiangsu University
- Electro-Magnetic Damper With Air Spring30 Jul 2020US 2020/0238780 A1Tenneco Automotive Operating Company Inc.
Most cited
By later US patents
- Sensor for measuring the speed and/or position of a piston in relation to that of the cylinder it moves inside of in a dashpot or shock absorber47US 5,233,293 AAugust Bilstein GmbH & Co. KG · 1993
- Vehicle suspension damper with relative velocity sensor having controlled flux path32US 5,251,729 AGeneral Motors Corporation · 1993
- Electromagnetic strut assembly26US 5,263,558 AAtsugi Unisia Corporation · 1993
- Adjustable damping force hydraulic shock absorber25US 5,035,306 ATokico Ltd. · 1991
- Vibration-absorber sensor for a semi-actively controlled chasis with a relative-velocity sensor and with electronics for processing their outputs24US 5,009,450 AAugust Bilstein GmbH & Co. KG · 1991