F16F 9/182
Comprising a hollow piston rod
Official title: {comprising a hollow piston rod}
F16F9/182 (Comprising a hollow piston rod) appears on 81 US grants and 98 published applications in this corpus.
Search patents in F16F- Granted patents
- 81
- Published applications
- 98
- Assignees
- 47
- Inventors
- 150
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 4 |
| 2012 | 2 | 4 |
| 2013 | 4 | 3 |
| 2014 | 5 | 4 |
| 2015 | 4 | 5 |
| 2016 | 3 | 2 |
| 2017 | 5 | 5 |
| 2018 | 3 | 9 |
| 2019 | 4 | 9 |
| 2020 | 9 | 5 |
| 2021 | 6 | 13 |
| 2022 | 3 | 10 |
| 2023 | 11 | 10 |
| 2024 | 13 | 4 |
| 2025 | 5 | 4 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Hydro-pneumatic spring device capable of regulating damping force21 May 2026US 2026/0139723 A1Ningbo Dingqu Automotive Technology Co., Ltd.
- Damper valve and hydraulic damper using the same21 May 2026US 2026/0139724 A1Ningbo Dingqu Automotive Technology Co., Ltd.
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Most cited
By later US patents
- Method and apparatus for an adjustable damper106US 9,452,654 B2Fox Factory, Inc. · 2016
- Method and apparatus for an adjustable damper91US 10,040,329 B2Fox Factory, Inc. · 2018
- Damper with digital valve74US 8,616,351 B2Tenneco Automotive Operating Company Inc. · 2013
- Method and apparatus for an adjustable damper63US 10,336,148 B2Fox Factory, Inc. · 2019
- Method and apparatus for an adjustable damper61US 10,336,149 B2Fox Factory, Inc. · 2019