B60G 2202/16
Magnetic spring
B60G2202/16 (Magnetic spring) appears on 30 US grants and 26 published applications in this corpus.
Search patents in B60G- Granted patents
- 30
- Published applications
- 26
- Assignees
- 22
- Inventors
- 79
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 2 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 2 | 3 |
| 2021 | 0 | 5 |
| 2022 | 3 | 2 |
| 2023 | 2 | 2 |
| 2024 | 6 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Electromagnetic suspension5 Aug 2025US 12,377,697 B2Hitachi Astemo, Ltd.
- Energy conversion device and related methods26 Nov 2024US 12,155,271 B2GIG Energy LLC
- Hybrid planar active electromagnetic suspension24 Sep 2024US 12,097,734 B2Karma Automotive LLC
- 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.
- Hybrid Planar Active Electromagnetic Suspension2 Jan 2025US 2025/0001826 A1Karma Automotive LLC
- Hybrid Planar Active Electromagnetic Suspension4 Jul 2024US 2024/0217295 A1Karma Automotive LLC
- Electromagnetic suspension20 Jul 2023US 2023/0226868 A1Hitachi Astemo, Ltd.
- Suspension System23 Mar 2023US 2023/0093753 A1
- Link mechanism, vehicle upper storage-rack structure and seat suspension mechanism28 Jul 2022US 2022/0234482 A1Delta Kogyo Co., Ltd.
Most cited
By later US patents
- Electromagnetic strut assembly104US 4,892,328 AAura Systems, Inc. · 1990
- Active vibration isolation system51US 4,796,873 ABarry Wright Corporation · 1989
- Active damping system for an automobile suspension49US 4,969,662 AAura Systems, Inc. · 1990
- Magnetic particle damper apparatus22US 5,984,056 ABell Helicopter Textron Inc. · 1999
- Modular dynamically adjustable suspension system for trailers9US 8,840,119 B22014