B60G 2500/202
Height or leveling valve for air-springs
B60G2500/202 (Height or leveling valve for air-springs) appears on 165 US grants and 158 published applications in this corpus.
Search patents in B60G- Granted patents
- 165
- Published applications
- 158
- Assignees
- 94
- Inventors
- 301
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 3 | 5 |
| 2003 | 2 | 5 |
| 2004 | 6 | 1 |
| 2005 | 2 | 4 |
| 2006 | 1 | 3 |
| 2007 | 3 | 4 |
| 2008 | 3 | 4 |
| 2009 | 3 | 5 |
| 2010 | 1 | 8 |
| 2011 | 10 | 2 |
| 2012 | 5 | 8 |
| 2013 | 7 | 10 |
| 2014 | 4 | 6 |
| 2015 | 8 | 13 |
| 2016 | 7 | 3 |
| 2017 | 9 | 12 |
| 2018 | 7 | 10 |
| 2019 | 11 | 14 |
| 2020 | 11 | 5 |
| 2021 | 7 | 7 |
| 2022 | 8 | 8 |
| 2023 | 5 | 8 |
| 2024 | 6 | 5 |
| 2025 | 4 | 6 |
| 2026 | 4 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pneumatic gauge and pressure control device and pneumatic system including same4 Aug 2026US 12,698,787 B2
- Air supply unit16 Jun 2026US 12,654,668 B2Kh Automotive Technologies Co., Ltd.
- Pneumatic suspension arrangement containing a non-newtonian fluid14 Apr 2026US 12,600,188 B2Volvo Truck Corporation
- Retaining ring, arrangement and method for installing the retaining ring27 Jan 2026US 12,533,917 B2Vibracoustic SE
- Systems and methods for recreational vehicles5 Aug 2025US 12,377,700 B2Morryde International, Inc.
- Air management system for vehicle7 Aug 2025US 2025/0249721 A1Beijingwest Industries Co., Ltd.
- Cabin levelling valve and system, commercial vehicle, method of assembling a cabin levelling valve, and use of a cabin levelling valve7 Aug 2025US 2025/0249967 A1Zf Cv Systems Europe BV
- Air Supply Unit17 Jul 2025US 2025/0229212 A1Kh Advanced Suspension Co., Ltd.
- Pneumatic suspension arrangement containing a non-newtonian fluid10 Apr 2025US 2025/0115090 A1Volvo Truck Corporation
- Electric control intelligent leveling valve for vehicle and corresponding vehicle27 Feb 2025US 2025/0065930 A1
Most cited
By later US patents
- Fluid-operated leveling valve systems61US 5,161,817 AIMO Industries, Inc. · 1992
- Electronic controlled gas suspension system60US 4,834,418 AToyota Jidosha Kabushiki Kaisha · 1989
- 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
- Air dehumidifying arrangement for pneumatic vehicle suspension system47US 4,327,936 AAtsugi Motor Parts Company, Limited · 1982