F16F 9/187
With uni-directional flow of damping fluid through the valves
Official title: {with uni-directional flow of damping fluid through the valves}
F16F9/187 (With uni-directional flow of damping fluid through the valves) appears on 43 US grants and 53 published applications in this corpus.
Search patents in F16F- Granted patents
- 43
- Published applications
- 53
- Assignees
- 15
- Inventors
- 60
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 3 |
| 2014 | 2 | 4 |
| 2015 | 3 | 2 |
| 2016 | 4 | 11 |
| 2017 | 3 | 3 |
| 2018 | 6 | 5 |
| 2019 | 1 | 1 |
| 2020 | 1 | 4 |
| 2021 | 6 | 9 |
| 2022 | 4 | 3 |
| 2023 | 6 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic shock absorber and method for manufacturing same4 Mar 2025US 12,241,521 B2Hitachi Astemo, Ltd.
- Shock absorber6 Feb 2024US 11,892,055 B2KYB Corporation
- Damper with compression damping force range increase10 Oct 2023US 11,781,611 B2DRiV Automotive Inc.
- Damping force generating mechanism and pressure shock absorber19 Sep 2023US 11,761,509 B2Hitachi Astemo, Ltd.
- Balanced continuously semi-active damper8 Aug 2023US 11,719,305 B2DRiV Automotive Inc.
- Compact dual boost valve system for a hydraulic damper9 Jul 2026US 2026/0194119 A1Fox Factory, Inc.
- Buffer device11 Jun 2026US 2026/0160310 A1Honda Motor Co., Ltd.
- Damper with compression damping force range increase25 May 2023US 2023/0160452 A1DRiV Automotive Inc.
- Damping force generating mechanism and pressure shock absorber29 Dec 2022US 2022/0412427 A1Hitachi Astemo, Ltd.
- Door component with a controllable damping device and method for damping a movement of a door14 Jul 2022US 2022/0220789 A1INVENTUS Engineering GmbH
Most cited
By later US patents
- Damping pilot valve having vibration damper-related characteristic curves110US 5,398,787 AFichtel & Sachs AG · 1995
- Front fork25US 7,413,064 B2Kayaba Industry Co., Ltd. · 2008
- Shock absorber having unidirectional fluid flow18US 8,453,809 B2Oneiric Systems, Inc. · 2013
- Shock absorber having unidirectional fluid flow18US 8,590,679 B2Oneiric Systems, Inc. · 2013
- Shock absorber9US 9,428,030 B2KYB Corporation · 2016