F16F 6/005
Magnetic springs: using permanent magnets only
Official title: {using permanent magnets only}
F16F6/005 (Magnetic springs: using permanent magnets only) appears on 75 US grants and 72 published applications in this corpus.
Search patents in F16F- Granted patents
- 75
- Published applications
- 72
- Assignees
- 54
- Inventors
- 156
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 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 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 3 |
| 2003 | 3 | 3 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 2 |
| 2015 | 3 | 6 |
| 2016 | 7 | 5 |
| 2017 | 6 | 8 |
| 2018 | 2 | 0 |
| 2019 | 6 | 2 |
| 2020 | 1 | 6 |
| 2021 | 2 | 9 |
| 2022 | 9 | 7 |
| 2023 | 5 | 5 |
| 2024 | 4 | 1 |
| 2025 | 6 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vibration absorber12 May 2026US 12,624,741 B1Steadiwear Inc.
- Self-sustaining shimmy damper system for landing gear shock strut assemblies12 Aug 2025US 12,384,530 B2Goodrich Corporation
- Rotary and linear adjustable stiffness magnetic springs29 Jul 2025US 12,372,132 B2Portland State University
- Magnetic torsional spring with linear torque22 Jul 2025US 12,366,276 B1MS Directional, LLC
- Energy absorbing percussion instrument stand13 May 2025US 12,300,199 B2Randall May International Incorporated
- Large displacement tuned mass damper for an aircraft25 Sep 2025US 2025/0297661 A1The Boeing Company
- Energy absorbing percussion instrument stand24 Jul 2025US 2025/0239239 A1Randall May International Incorporated
- Tuned dynamic counter-balancer with magnetic spring1 May 2025US 2025/0137512 A1Cryo Tech Ltd.
- Metamaterial and metadamper25 Apr 2024US 2024/0136100 A1The Royal Institution for the Advancement of Learning/Mcgill University
- Self-sustaining shimmy damper system for landing gear shock strut assemblies15 Jun 2023US 2023/0182892 A1Goodrich Corporation
Most cited
By later US patents
- Vibration isolation apparatus35US 4,432,441 AKokka Kogyo Kabushiki Kaisha · 1984
- Vibration isolator24US 4,314,623 AKokka Kogyo Kabushiki Kaisha · 1982
- Magnetic spring and actuators with multiple equilibrium positions22US 7,265,470 B1Launchpoint Technologies, Inc. · 2007
- Suspension unit having a magneto-spring19US 6,336,627 B12002
- Spring-system for motor vehicles18US 4,583,752 ADeutsche Forschungs- und Versuchsanstalt fur Luft- und Raumfahrt e. V. · 1986