F16F 15/18
Using electric, magnetic or electromagnetic means
Official title: using electric, {magnetic or electromagnetic} means ({suppression of vibrations of rotating systems by use of non-rotating magnetic or electromagnetic means F16F15/03;} dynamo-electric devices H02K; {control effected upon generator excitation circuit to reduce harmful effects of overloads or transients H02P9/10})
F16F15/18 (Using electric, magnetic or electromagnetic means) appears on 138 US grants and 112 published applications in this corpus.
Search patents in F16F- Granted patents
- 138
- Published applications
- 112
- Assignees
- 125
- Inventors
- 330
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 0 |
| 2002 | 4 | 3 |
| 2003 | 3 | 2 |
| 2004 | 5 | 9 |
| 2005 | 3 | 2 |
| 2006 | 4 | 1 |
| 2007 | 1 | 1 |
| 2008 | 2 | 1 |
| 2009 | 2 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 4 |
| 2012 | 1 | 4 |
| 2013 | 3 | 2 |
| 2014 | 5 | 5 |
| 2015 | 2 | 3 |
| 2016 | 4 | 4 |
| 2017 | 7 | 15 |
| 2018 | 4 | 9 |
| 2019 | 11 | 6 |
| 2020 | 6 | 13 |
| 2021 | 6 | 9 |
| 2022 | 8 | 7 |
| 2023 | 10 | 3 |
| 2024 | 1 | 1 |
| 2025 | 5 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for actively balancing a rotor, and device comprising a rotor and a mechanism paired with the rotor for actively balancing same21 Oct 2025US 12,449,017 B2Technische UniversitäT Berlin
- Eddy current damper for power take-off gear rattle abatement22 Jul 2025US 12,366,289 B2Parker-Hannifin Corporation
- Control device and method for operating a hybrid drive1 Jul 2025US 12,344,231 B2Bayerische Motoren Werke Aktiengesellschaft
- Viscous vibration damping of torsional oscillation8 Apr 2025US 12,270,258 B2Baker Hughes Oilfield Operations LLC
- Negative stiffness generating mechanism and quasi-zero stiffness vibration isolator21 Jan 2025US 12,203,526 B2Chongqing University
- Electromechanical actuator6 Aug 2026US 2026/0226965 A1Rohr, Inc.
- Rotary machine damper and rotary machine provided with same2 Apr 2026US 2026/0092636 A1National University Corporation Tokai National Higher Education and Research System
- Eddy current damper for power take-off gear rattle abatement23 Oct 2025US 2025/0327513 A1Parker-Hannifin Corporation
- Torque damper16 Oct 2025US 2025/0320906 A1Jiangyin Weiren Aluminum Co., Ltd.
- Viscous vibration damping of torsional oscillation17 Jul 2025US 2025/0230716 A1Baker Hughes Oilfield Operations LLC
Most cited
By later US patents
- Active torsional vibration damper210US 5,678,460 AStahl International B.V. · 1997
- Active torsional vibration damper209US 5,553,514 AStahl International B.V. · 1996
- System and method for damping narrow band axial vibrations of a rotating device64US 5,291,975 ASatCon Technology Corporation · 1994
- Means for suppressing engine output torque fluctuations62US 4,699,097 AMazda Motor Corporation · 1987
- Apparatus for reducing engine idling vibration62US 5,105,776 AIsuzu Motors Limited · 1992