F16F 9/467
Using rotary valves
Official title: {using rotary valves}
F16F9/467 (Using rotary valves) appears on 145 US grants and 62 published applications in this corpus.
Search patents in F16F- Granted patents
- 145
- Published applications
- 62
- Assignees
- 64
- Inventors
- 208
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 9 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 10 | 0 |
| 1994 | 13 | 0 |
| 1995 | 9 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 1 | 3 |
| 2012 | 1 | 4 |
| 2013 | 3 | 0 |
| 2014 | 5 | 1 |
| 2015 | 2 | 1 |
| 2016 | 1 | 5 |
| 2017 | 3 | 4 |
| 2018 | 3 | 4 |
| 2019 | 1 | 4 |
| 2020 | 4 | 1 |
| 2021 | 0 | 5 |
| 2022 | 1 | 5 |
| 2023 | 6 | 4 |
| 2024 | 6 | 3 |
| 2025 | 2 | 5 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Adaptive damping nonlinear spring-variable damping system and mobile platform system1 Sep 2026US 12,722,439 B2South China University of Technology
- Systems and devices for motion control10 Feb 2026US 12,546,375 B2Moshun, LLC
- Shock absorber with multiple damping laws25 Nov 2025US 12,480,560 B2Kyb Europe GmbH, Sucursal En Navarra
- Electronic modal base valve5 Aug 2025US 12,379,011 B2Fox Factory, Inc.
- Shock absorber24 Dec 2024US 12,173,774 B2KYB Corporation
- Adjustment device for a damper valve, damper valve, and a vibration damper14 May 2026US 2026/0132836 A1thyssenkrupp AG
- Electronic modal base valve27 Nov 2025US 2025/0361919 A1Fox Factory, Inc.
- Electronic modal base valve20 Nov 2025US 2025/0354594 A1Fox Factory, Inc.
- Damping force-variable shock absorber5 Jun 2025US 2025/0180091 A1Hl Mando Corporation
- Damper valve and vibration damper27 Mar 2025US 2025/0102041 A1thyssenkrupp AG
Most cited
By later US patents
- Hydraulic shock damper assembly for use in vehicles167US 4,732,244 AWhite Power Production B.V. · 1988
- Variable-damping-force shock absorber164US 4,620,619 AAtsugi Motor Parts Company, Limited · 1986
- Dual piston strut152US 5,152,547 A1992
- Method of controlling damping force of damper151US 4,773,671 AHonda Giken Kogyo Kabushiki Kaisha · 1988
- Bypass for a suspension damper145US 8,627,932 B2Fox Factory, Inc. · 2014