B60T 11/34
Pressure reducing or limiting valves
Official title: Pressure reducing or limiting valves {(for arrangements for adjusting wheel-braking force responsive to vehicle weight or load B60T8/1831)}
B60T11/34 (Pressure reducing or limiting valves) appears on 266 US grants and 33 published applications in this corpus.
Search patents in B60T- Granted patents
- 266
- Published applications
- 33
- Assignees
- 92
- Inventors
- 296
- Latest grant
- 5 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 7 | 0 |
| 1978 | 9 | 0 |
| 1979 | 8 | 0 |
| 1980 | 20 | 0 |
| 1981 | 19 | 0 |
| 1982 | 23 | 0 |
| 1983 | 15 | 0 |
| 1984 | 14 | 0 |
| 1985 | 11 | 0 |
| 1986 | 10 | 0 |
| 1987 | 11 | 0 |
| 1988 | 12 | 0 |
| 1989 | 15 | 0 |
| 1990 | 9 | 0 |
| 1991 | 10 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 3 |
| 2008 | 2 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 2 | 3 |
| 2018 | 2 | 6 |
| 2019 | 3 | 5 |
| 2020 | 7 | 3 |
| 2021 | 0 | 2 |
| 2022 | 5 | 0 |
| 2023 | 3 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Hydraulic brake distributor for a two-wheeled vehicle5 Dec 2023US 11,834,126 B2Raicam Driveline S.R.L.
- Hydraulic control valve brake system12 Sep 2023US 11,752,992 B2Zhejiang CFMOTO Power Co., Ltd.
- Hydraulic unit for brake system28 Feb 2023US 11,590,949 B2Hyundai Mobis Co., Ltd.
- Apparatus and method for performing rear-wheel regenerative braking control of ESC integrated regenerative braking system29 Nov 2022US 11,511,720 B2Hyundai Mobis Co., Ltd.
- Technique for operating a vehicle brake having a hydraulic service brake and an electric parking brake20 Sep 2022US 11,448,275 B2ZF Active Safety GmbH
- Electronic Treadle Valve22 May 2025US 2025/0162554 A1Valcrum, LLC
- Hydraulic brake distributor for a two-wheeled vehicle19 Jan 2023US 2023/0020090 A1Raicam Driveline S.R.L.
- Hydraulic unit for brake system28 Jan 2021US 2021/0024047 A1Hyundai Mobis Co., Ltd.
- Hydraulic Control Valve Brake System21 Jan 2021US 2021/0016752 A1Zhejiang CFMOTO Power Co., Ltd.
- Hydraulic Assembly, Particularly for Supplying a Brake Circuit of a Vehicle Brake System with Fluid at Brake Pressure26 Nov 2020US 2020/0370657 A1Robert Bosch GmbH
Most cited
By later US patents
- Hydraulic anti-skid braking systems for vehicles38US 4,715,666 ALucas Industries public limited company · 1987
- Tandem solenoid valve assembly including plural valve sections32US 4,561,701 AHonda Giken Kogyo Kabushiki Kaisha · 1985
- Control valve for vehicle anti-lock brake system29US 4,828,335 AKelsey-Hayes Company · 1989
- Combination brake valve module26US 5,046,786 AMidland Brake, Inc. · 1991
- Brake force regulator for a motorcycle hydraulic brake system25US 4,274,518 AITT Industries, Inc. · 1981