F16F 9/483
Characterised by giving a particular shape to the cylinder
Official title: {characterised by giving a particular shape to the cylinder, e.g. conical}
F16F9/483 (Characterised by giving a particular shape to the cylinder) appears on 39 US grants and 46 published applications in this corpus.
Search patents in F16F- Granted patents
- 39
- Published applications
- 46
- Assignees
- 37
- Inventors
- 110
- Latest grant
- 2 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 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 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 3 |
| 2016 | 2 | 3 |
| 2017 | 3 | 2 |
| 2018 | 3 | 5 |
| 2019 | 3 | 6 |
| 2020 | 5 | 1 |
| 2021 | 1 | 4 |
| 2022 | 1 | 3 |
| 2023 | 3 | 1 |
| 2024 | 3 | 3 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic rebound stop pressure relief system2 Jul 2024US 12,025,205 B2DRiV Automotive Inc.
- Cylinder apparatus13 Feb 2024US 11,898,615 B2Hitachi Astemo, Ltd.
- Hydraulic damper having a pressure tube and a ring6 Feb 2024US 11,892,056 B2DRiV Automotive Inc.
- Hydraulic damper assembly and a piston for a hydraulic damper assembly22 Aug 2023US 11,732,771 B2Beijingwest Industries Co., Ltd.
- Damper assembly and a housing for the damper assembly21 Mar 2023US 11,608,872 B2Beijingwest Industries Co., Ltd.
- Hydraulic damper30 Jul 2026US 2026/0218773 A1Beijingwest Industries Co., Ltd.
- Hydraulic compression stop with necked-down cylinder tube27 Feb 2025US 2025/0067317 A1Beijingwest Industries Co., Ltd.
- End-stop control valves for providing progessive damping forces in vibration dampers14 Mar 2024US 2024/0084870 A1thyssenkrupp AG
- Shock Absorber14 Mar 2024US 2024/0084874 A1Wheel Pros, LLC
- Printer apparatus and cushioning member25 Jan 2024US 2024/0025170 A1Toshiba Tec Kabushiki Kaisha
Most cited
By later US patents
- Gas spring with automatic locking mechanism53US 4,230,309 AStabilus GmbH · 1980
- Gas spring suitable as a lifting aid for hatchbacks or trunk lids of motor vehicles36US 4,156,523 ASuspa Federungstechnik Fritz Bauer & Sohne OHG · 1979
- Twin piston shock absorber27US 6,776,269 B1Tenneco Automotive Operating Company Inc. · 2004
- Piston-tpye door closer with adjustable closing speeds22US 5,657,511 A1997
- Fluid damped unit, particularly for use as shock absorber or telescopic strut21US 4,345,748 AFichtel & Sachs AG · 1982