F16F 9/049
Multi-chamber units
Official title: {multi-chamber units (F16F9/0472, F16F9/05 take precedence)}
F16F9/049 (Multi-chamber units) appears on 97 US grants and 96 published applications in this corpus.
Search patents in F16F- Granted patents
- 97
- Published applications
- 96
- Assignees
- 71
- Inventors
- 186
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 6 |
| 2015 | 3 | 10 |
| 2016 | 9 | 8 |
| 2017 | 5 | 8 |
| 2018 | 8 | 8 |
| 2019 | 7 | 6 |
| 2020 | 6 | 11 |
| 2021 | 5 | 4 |
| 2022 | 2 | 3 |
| 2023 | 5 | 5 |
| 2024 | 4 | 4 |
| 2025 | 3 | 6 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Impact absorption elements, systems, and methods of use6 Oct 2026US 12,753,820 B2
- Vibration isolator for supporting a payload25 Aug 2026US 12,716,462 B2ASML Netherlands B. V.
- One-way air inlet member, cushion airbag pad and manufacture method thereof3 Mar 2026US 12,565,919 B2Dongguan Jiashuan Industrial Co., Ltd.
- Flexible spring member and end closure assemblies as well as gas spring and gas damper assemblies including same8 Jul 2025US 12,350,986 B2Firestone Industrial Products Company, LLC
- Air-spring assembly6 May 2025US 12,291,072 B2DRiV Automotive Inc.
- Wearable Hydraulic System And Shock Absorbing Device For Reducing Forces Due To Impact2 Jul 2026US 2026/0182694 A1
- Floating seismic isolation system4 Jun 2026US 2026/0153136 A1IHI Corporation
- Gas Spring and Gas Damper Assemblies with External Mounting Member and Suspension System Including Same30 Apr 2026US 2026/0117836 A1Firestone Industrial Products Company, LLC
- Cup for protecting a dropped payload23 Oct 2025US 2025/0327501 A1Government of the United States as Represented by the Secretary of the Air Force
- Air chamber, air spring, air suspension system, and vehicle21 Aug 2025US 2025/0264144 A1Shenzhen Yinwang Intelligent Technologies Co., Ltd.
Most cited
By later US patents
- Cushion having multilayer closed cell structure171US 5,274,846 AHPI Health Protection, Inc. · 1994
- Shock-absorbing cushion162US 5,669,161 A1997
- Shock absorbing device136US 4,864,737 A1989
- Energy absorbing pneumatic crash cushion109US 4,674,911 AEnergy Absorption Systems, Inc. · 1987
- Shock-absorbing cushion96US 5,830,553 A1998