B60G 2202/23
Friction damper
Official title: Friction Damper
B60G2202/23 (Friction damper) appears on 39 US grants and 25 published applications in this corpus.
Search patents in B60G- Granted patents
- 39
- Published applications
- 25
- Assignees
- 29
- Inventors
- 78
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 4 |
| 2006 | 1 | 0 |
| 2007 | 2 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
| 2015 | 1 | 3 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 2 | 3 |
| 2022 | 1 | 1 |
| 2023 | 0 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Shock absorber2 Jun 2026US 12,644,497 B2Hitachi Astemo, Ltd.
- Shock absorber29 Jul 2025US 12,372,133 B2Hitachi Astemo, Ltd.
- Shock absorber12 Mar 2024US 11,927,243 B2Hitachi Astemo, Ltd.
- Suspension system with rotation inducing component27 Feb 2024US 11,912,095 B1Zoox, Inc.
- Tandem wheel assembly with pivot dampening system5 Jul 2022US 11,376,956 B2Deere & Company
- Shock absorber2 Apr 2026US 2026/0092633 A1Hitachi Astemo, Ltd.
- Method for operating a damper valve for controlling a damper force of a damper26 Sep 2024US 2024/0317013 A1Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Shock absorber28 Mar 2024US 2024/0102530 A1Hitachi Astemo, Ltd.
- Shock absorber28 Sep 2023US 2023/0304559 A1Hitachi Astemo, Ltd.
- Hydropneumatic suspension component13 Apr 2023US 2023/0112874 A1Carbon Air Limited
Most cited
By later US patents
- Control system for motor vehicle suspension unit87US 4,809,179 AFord Motor Company · 1989
- Controllable vibration damper for motor vehicles39US 5,375,683 AAugust Bilstein GmbH & Co. KG · 1994
- Shock absorber34US 5,820,114 A1998
- Vehicle suspension control with relative suspension position sensor and differentiator31US 5,255,191 AGeneral Motors Corporation · 1993
- Magnetic particle damper apparatus22US 5,984,056 ABell Helicopter Textron Inc. · 1999