F16F 9/0227
Characterised by the piston construction
Official title: {characterised by the piston construction}
F16F9/0227 (Characterised by the piston construction) appears on 78 US grants and 70 published applications in this corpus.
Search patents in F16F- Granted patents
- 78
- Published applications
- 70
- Assignees
- 58
- Inventors
- 173
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 3 |
| 2003 | 1 | 0 |
| 2004 | 2 | 2 |
| 2005 | 0 | 3 |
| 2006 | 2 | 4 |
| 2007 | 1 | 1 |
| 2008 | 4 | 3 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 1 | 3 |
| 2017 | 2 | 6 |
| 2018 | 2 | 5 |
| 2019 | 4 | 1 |
| 2020 | 5 | 3 |
| 2021 | 1 | 2 |
| 2022 | 2 | 7 |
| 2023 | 4 | 5 |
| 2024 | 4 | 6 |
| 2025 | 5 | 5 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dual piston shock assembly11 Aug 2026US 12,704,165 B2Fox Factory, Inc.
- Suspension fork17 Mar 2026US 12,576,942 B2
- Damper device10 Mar 2026US 12,571,449 B2Nifco Inc.
- Drive arrangement for a flap of a motor vehicle30 Dec 2025US 12,510,128 B2Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Bamberg
- High dynamic range suspension apparatus with selective fluid pressure communication14 Oct 2025US 12,442,429 B2Vorsprung Technologies, Ltd.
- Negative air spring volume sealhead for air-spring assembly21 May 2026US 2026/0139721 A1Fox Factory, Inc.
- Gas spring30 Apr 2026US 2026/0117837 A1
- Bicycle air spring12 Jun 2025US 2025/0189010 A1Specialized Bicycle Components, Inc.
- Damper device5 Jun 2025US 2025/0180087 A1Piolax, Inc.
- Damper device5 Jun 2025US 2025/0180088 A1Piolax, Inc.
Most cited
By later US patents
- Pneumatic door closer97US 5,471,708 AThe Stanley Works · 1995
- Gas spring71US 4,433,759 ANissan Motor Co., Ltd. · 1984
- 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
- Adjustable speed gas spring34US 5,579,874 AAVM, Inc. · 1996
- Construction assembly33US 4,595,182 AStabilus GmbH · 1986