B60G 2500/204
Pressure regulating valves for air-springs
B60G2500/204 (Pressure regulating valves for air-springs) appears on 175 US grants and 178 published applications in this corpus.
Search patents in B60G- Granted patents
- 175
- Published applications
- 178
- Assignees
- 107
- Inventors
- 315
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 6 |
| 2002 | 6 | 11 |
| 2003 | 6 | 10 |
| 2004 | 9 | 7 |
| 2005 | 7 | 5 |
| 2006 | 3 | 1 |
| 2007 | 2 | 6 |
| 2008 | 3 | 4 |
| 2009 | 3 | 6 |
| 2010 | 5 | 8 |
| 2011 | 6 | 0 |
| 2012 | 3 | 2 |
| 2013 | 1 | 10 |
| 2014 | 6 | 6 |
| 2015 | 5 | 4 |
| 2016 | 2 | 3 |
| 2017 | 7 | 13 |
| 2018 | 9 | 6 |
| 2019 | 11 | 10 |
| 2020 | 9 | 13 |
| 2021 | 13 | 9 |
| 2022 | 5 | 8 |
| 2023 | 5 | 10 |
| 2024 | 11 | 7 |
| 2025 | 7 | 8 |
| 2026 | 8 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Air management system for vehicle29 Sep 2026US 12,746,793 B2Beijingwest Industries Co., Ltd.
- Air spring operation18 Aug 2026US 12,709,128 B2Jaguar Land Rover Limited
- Self-pressurizing air suspension system18 Aug 2026US 12,709,129 B1GM Global Technology Operations LLC
- Method for operating a compressed air system30 Jun 2026US 12,668,092 B2Zf Cv Systems Europe BV
- Valve and method of making same21 Apr 2026US 12,607,244 B2Vibracoustic SE
- Pneumatic system and compressed air supply system with bypass line and switching and control actuator system in the venting path and method10 Sep 2026US 2026/0264466 A1Zf Cv Systems Europe BV
- Compressed air generation apparatus, air spring arrangement, and cab mounting system30 Jul 2026US 2026/0217075 A1ZF Friedrichshafen AG
- Compressed air discharge device for a pneumatic system for an air suspension system of a motor vehicle,and compressed air system18 Jun 2026US 2026/0168586 A1AUMOVIO Germany GmbH
- Ride height adjustment on non-level surfaces14 May 2026US 2026/0131612 A1Rivian IP Holdings, LLC
- Method for operating a compressed air system8 Jan 2026US 2026/0008315 A1Zf Cv Systems Europe BV
Most cited
By later US patents
- Control system for a vehicle suspension155US 6,389,341 B1Davis Family Irrevocable Trust · 2002
- Closed level control system for a vehicle60US 6,685,174 B2Continental Aktiengesellschaft · 2004
- Compressible fluid independent active suspension56US 7,740,256 B2Horstman, Inc. · 2010
- Air supply system for active air suspension53US 7,942,427 B2ArvinMeritor Technology, LLC · 2011
- Multi-stage height control valve including position sensitive pilot signal and pressure boost for vehicle air springs51US 8,047,551 B2Hendrickson USA, L L C · 2011