F16F 9/22
With one or more cylinders each having a single working space closed
Official title: with one or more cylinders each having a single working space closed by a piston or plunger
F16F9/22 (With one or more cylinders each having a single working space closed) appears on 114 US grants and 102 published applications in this corpus.
Search patents in F16F- Granted patents
- 114
- Published applications
- 102
- Assignees
- 95
- Inventors
- 235
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 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 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 3 |
| 2002 | 1 | 0 |
| 2003 | 3 | 1 |
| 2004 | 1 | 3 |
| 2005 | 4 | 3 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 3 |
| 2011 | 2 | 1 |
| 2012 | 3 | 5 |
| 2013 | 1 | 5 |
| 2014 | 3 | 9 |
| 2015 | 7 | 10 |
| 2016 | 8 | 7 |
| 2017 | 12 | 9 |
| 2018 | 2 | 8 |
| 2019 | 5 | 7 |
| 2020 | 4 | 6 |
| 2021 | 4 | 6 |
| 2022 | 6 | 1 |
| 2023 | 6 | 3 |
| 2024 | 2 | 3 |
| 2025 | 3 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Position dependent damper29 Jul 2025US 12,370,860 B1Oshkosh Defense, LLC
- Shock absorber29 Jul 2025US 12,372,133 B2Hitachi Astemo, Ltd.
- Air spring for cab of heavy truck with automatic height adjustment11 Feb 2025US 12,222,017 B2Hyundai Motor Company
- Linear-motion damper and steering device19 Nov 2024US 12,145,677 B2Somic Management Holdings Inc.
- Vehicle with a position dependent damper6 Aug 2024US 12,054,027 B1Oshkosh Defense, LLC
- Shock absorber16 Apr 2026US 2026/0103041 A1Hitachi Astemo, Ltd.
- Shock absorber2 Apr 2026US 2026/0092633 A1Hitachi Astemo, Ltd.
- Damper With Integrated Bumper And Retainer25 Sep 2025US 2025/0297667 A1DRiV Automotive Inc.
- Twin-tube damper10 Jul 2025US 2025/0224012 A1AFCO Performance Group, LLC
- Shock absorber, telescopic suspension fork and macpherson strut suspension15 May 2025US 2025/0153525 A1
Most cited
By later US patents
- Adjustable suspension system having positive and negative springs198US 6,105,988 ARockshox, Inc. · 2000
- Position dependent damper for a vehicle suspension system193US 8,801,017 B2Oshkosh Corporation · 2014
- Position dependent damper for a vehicle suspension system154US 9,291,230 B2Oshkosh Defense, LLC · 2016
- Position dependent damper for a vehicle suspension system139US 9,809,080 B2Oshkosh Defense, LLC · 2017
- Bicycle seat post structure117US 9,126,647 B2Taiwan Hodaka Industrial Co., Ltd. · 2015