F16F 9/082
Characterised by the hydropneumatic accumulator
Official title: {characterised by the hydropneumatic accumulator}
F16F9/082 (Characterised by the hydropneumatic accumulator) appears on 15 US grants and 11 published applications in this corpus.
Search patents in F16F- Granted patents
- 15
- Published applications
- 11
- Assignees
- 13
- Inventors
- 25
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 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 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 3 |
| 2019 | 4 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Bellows accumulator fixation apparatus for suspension dampers18 Feb 2025US 12,227,047 B2DRiV Automotive Inc.
- Method of assembling a bellows accumulator for suspension dampers7 Jan 2025US 12,188,540 B2DRiV Automotive Inc.
- Accumulators for a distributed active suspension system4 Jun 2024US 11,999,214 B2ClearMotion, Inc.
- Weight optimized bellow accumulator19 Sep 2023US 11,761,507 B2DRiV Automotive Inc.
- Bellows accumulator, in particular pulsation damper10 Mar 2020US 10,584,759 B2Hydac Technology GmbH
- Accumulators for a distributed active suspension system20 Mar 2025US 2025/0091403 A1ClearMotion, Inc.
- Bellows accumulator fixation apparatus for suspension dampers26 Oct 2023US 2023/0339278 A1DRiV Automotive Inc.
- Method of assembling a bellows accumulator for suspension dampers26 Oct 2023US 2023/0341022 A1DRiV Automotive Inc.
- Weight optimized bellow accumulator11 Aug 2022US 2022/0252125 A1DRiV Automotive Inc.
- Accumulators for a distributed active suspension system19 Aug 2021US 2021/0252935 A1ClearMotion, Inc.
Most cited
By later US patents
- Suspension system for four-wheeled vehicles55US 5,486,018 AYamaha Hatsudoki Kabushiki Kaisha · 1996
- Pneumatic spring device8US 4,092,017 AHonda Giken Kogyo Kabushiki Kaisha · 1978
- Hydro-damped air spring8US 6,561,500 B2The Goodyear Tire & Rubber Company · 2003
- Sphere, in particular a pneumatic sphere, for example for automotive hydropneumatic suspensions6US 5,992,832 AAutomobiles Citroen · 1999
- Vehicle suspension system with multi-stage hydraulic cylinder assemblies and external spring packs5US 10,214,071 B1PAL Suspension LLC · 2019