B60G 2500/2014
Closed systems
B60G2500/2014 (Closed systems) appears on 68 US grants and 57 published applications in this corpus.
Search patents in B60G- Granted patents
- 68
- Published applications
- 57
- Assignees
- 43
- Inventors
- 127
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 8 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 3 |
| 2003 | 0 | 1 |
| 2004 | 3 | 4 |
| 2005 | 3 | 2 |
| 2006 | 3 | 4 |
| 2007 | 1 | 4 |
| 2008 | 1 | 6 |
| 2009 | 4 | 4 |
| 2010 | 2 | 1 |
| 2011 | 4 | 2 |
| 2012 | 2 | 1 |
| 2013 | 4 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 4 | 3 |
| 2019 | 2 | 2 |
| 2020 | 3 | 3 |
| 2021 | 2 | 3 |
| 2022 | 2 | 2 |
| 2023 | 3 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for the loading-dependent adaptation of a system air volume in an air suspension system of a motor vehicle5 Aug 2025US 12,377,698 B2Continental Automotive Technologies GmbH
- Method for operating a pressure control system having a multi-stage compressor, and pressure control system23 Apr 2024US 11,965,498 B2Zf Cv Systems Europe BV
- Suspension element29 Aug 2023US 11,738,615 B2Oshkosh Defense, LLC
- CAirS with integrated fast down leveling valves28 Feb 2023US 11,590,819 B2Continental Automotive Systems, Inc.
- Methods and systems for using waste energy from electric motors and inverters in electric vehicle air suspension systems14 Feb 2023US 11,577,572 B2DRiV Automotive Inc.
- Method for regulating an air suspension system of a stationary motor vehicle12 Mar 2026US 2026/0070387 A1Continental Automotive Technologies GmbH
- Method for operating a compressed air system8 Jan 2026US 2026/0008315 A1Zf Cv Systems Europe BV
- Adaptive spring rate system2 Oct 2025US 2025/0303810 A1Fox Factory, Inc.
- Support System With Air Reservoir16 May 2024US 2024/0157745 A1Apple Inc.
- Method for the loading-dependent adaptation of a system air volume in an air suspension system of a motor vehicle23 Nov 2023US 2023/0373262 A1Continental Automotive Technologies GmbH
Most cited
By later US patents
- Active suspension system104US 5,682,980 AMonroe Auto Equipment Company · 1997
- Suspension element91US 9,944,145 B2Oshkosh Defense, LLC · 2018
- Suspension element68US 10,350,956 B2Oshkosh Defense, LLC · 2019
- Pneumatic suspension system for a vehicle64US 7,441,789 B2WABCO GmbH & Co. OHG · 2008
- Closed level control system for a vehicle with the system having two pressure stores62US 7,032,895 B2Continental Aktiengesellschaft · 2006