F16F 9/43
Filling or drainage arrangements
Official title: Filling {or drainage} arrangements, e.g. for supply of gas {(filling vessels with, or discharging from vessels, compressed, liquefied, or solidified gases F17C)}
F16F9/43 (Filling or drainage arrangements) appears on 298 US grants and 266 published applications in this corpus.
Search patents in F16F- Granted patents
- 298
- Published applications
- 266
- Assignees
- 156
- Inventors
- 490
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 6 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 3 |
| 2002 | 6 | 9 |
| 2003 | 7 | 6 |
| 2004 | 3 | 7 |
| 2005 | 1 | 6 |
| 2006 | 3 | 5 |
| 2007 | 6 | 6 |
| 2008 | 2 | 7 |
| 2009 | 3 | 8 |
| 2010 | 4 | 7 |
| 2011 | 5 | 5 |
| 2012 | 3 | 7 |
| 2013 | 5 | 6 |
| 2014 | 6 | 11 |
| 2015 | 13 | 15 |
| 2016 | 12 | 20 |
| 2017 | 20 | 14 |
| 2018 | 13 | 12 |
| 2019 | 9 | 17 |
| 2020 | 11 | 18 |
| 2021 | 12 | 14 |
| 2022 | 14 | 19 |
| 2023 | 13 | 11 |
| 2024 | 15 | 19 |
| 2025 | 11 | 6 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve seat for damper with externally mounted valve15 Sep 2026US 12,736,102 B2Advanced Suspension Technology LLC
- Vibration damper having a hydraulic connection25 Aug 2026US 12,716,463 B2ZF Friedrichshafen AG
- Hydraulic port protection plugs for shock absorbers28 Apr 2026US 12,612,953 B2Advanced Suspension Technology LLC
- Valve and method of making same21 Apr 2026US 12,607,244 B2Vibracoustic SE
- Pneumatic suspension arrangement containing a non-newtonian fluid14 Apr 2026US 12,600,188 B2Volvo Truck Corporation
- Vibration damper, motor vehicle and method for filling8 Oct 2026US 2026/0309202 A1thyssenkrupp AG
- Shock-absorber cylinder having an adjustable length and/or shock-absorbing effect1 Oct 2026US 2026/0298306 A1Airbus Operations GmbH
- Air spring for vehicle6 Aug 2026US 2026/0225011 A1Hyundai Mobis Co., Ltd.
- Nested gas spring assembly30 Jul 2026US 2026/0217313 A1
- Liquid filled vibration damping device and manufacturing method thereof18 Jun 2026US 2026/0168555 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Position-sensitive shock absorber199US 6,296,092 B1Fox Factory, Inc. · 2001
- Position-sensitive shock absorber184US 6,415,895 B2Fox Factory, Inc. · 2002
- Adjustable twin tube shock absorber150US 5,996,746 ARockshox, Inc. · 1999
- Methods and apparatus for suspension adjustment93US 8,936,139 B2Fox Factory, Inc. · 2015
- Method and apparatus for an adjustable damper87US 9,103,400 B2Fox Factory, Inc. · 2015