B60T 15/027
In pneumatic systems
Official title: {in pneumatic systems}
B60T15/027 (In pneumatic systems) appears on 201 US grants and 183 published applications in this corpus.
Search patents in B60T- Granted patents
- 201
- Published applications
- 183
- Assignees
- 80
- Inventors
- 357
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 0 |
| 2002 | 4 | 2 |
| 2003 | 2 | 1 |
| 2004 | 1 | 5 |
| 2005 | 1 | 5 |
| 2006 | 4 | 1 |
| 2007 | 2 | 1 |
| 2008 | 3 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 6 |
| 2013 | 1 | 4 |
| 2014 | 4 | 1 |
| 2015 | 4 | 5 |
| 2016 | 12 | 8 |
| 2017 | 3 | 8 |
| 2018 | 10 | 14 |
| 2019 | 9 | 20 |
| 2020 | 13 | 13 |
| 2021 | 16 | 22 |
| 2022 | 14 | 21 |
| 2023 | 18 | 21 |
| 2024 | 14 | 8 |
| 2025 | 11 | 9 |
| 2026 | 12 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Positive train control simulation system and method therefor8 Sep 2026US 12,731,505 B2BNSF Railway Company
- Relay valve for a compressed air system for a vehicle23 Jun 2026US 12,663,027 B2Knorr-Bremse Systeme fur Nutzfahrzeuge GmbH
- Double check valve, pneumatic braking device, and vehicle26 May 2026US 12,638,090 B2ZF CV Systems Global GmbH
- Valve device for a system for a vehicle and system for a vehicle21 Apr 2026US 12,606,140 B2KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Central electro-pneumatic pressure control module implemented as a component and having an integrated central brake control device14 Apr 2026US 12,600,331 B2KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Trailer Vehicle and Trailer Control System8 Oct 2026US 2026/0307631 A1KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Pneumatic braking device for vehicles and method for operating a braking device8 Oct 2026US 2026/0307636 A1ZF CV Systems Global GmbH
- Lift Axle Braking System24 Sep 2026US 2026/0285270 A1KB Intellectual Property GmbH & Co. KG
- Pneumatic braking system for a vehicle and valve unit for modulating pressure in the pneumatic braking system11 Dec 2025US 2025/0376143 A1Zf Cv Systems Europe BV
- Tractor protection valve and trailer control module for a vehicle, and associated method of manufacturing14 Aug 2025US 2025/0256691 A1Zf Cv Systems Europe BV
Most cited
By later US patents
- Trailer braking system for a towing vehicle41US 5,042,883 ALucas Industries public limited company · 1991
- Trailer control valve for a compressed air brake system for motor vehicles30US 6,206,481 B1Knorr-Bremse GmbH · 2001
- Application and release magnet valve26US 5,454,399 AWestinghouse Air Brake Company · 1995
- Valve for automatic brake system20US 5,234,265 AG. W. Lisk Company, Inc. · 1993
- Three-position solenoid valve20US 5,771,933 ANabco Limited · 1998