B60T 8/38
Including valve means of the relay or driver controlled type
Official title: including valve means of the relay or driver controlled type
B60T8/38 (Including valve means of the relay or driver controlled type) appears on 111 US grants and 72 published applications in this corpus.
Search patents in B60T- Granted patents
- 111
- Published applications
- 72
- Assignees
- 47
- Inventors
- 245
- Latest grant
- 5 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 3 | 6 |
| 2005 | 3 | 6 |
| 2006 | 4 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 2 | 5 |
| 2010 | 2 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 4 |
| 2013 | 2 | 5 |
| 2014 | 2 | 3 |
| 2015 | 5 | 7 |
| 2016 | 7 | 2 |
| 2017 | 7 | 2 |
| 2018 | 4 | 7 |
| 2019 | 2 | 6 |
| 2020 | 7 | 1 |
| 2021 | 1 | 3 |
| 2022 | 2 | 0 |
| 2023 | 3 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Actuation unit for braking system5 Sep 2023US 11,745,717 B2Hl Mando Corporation
- Vehicle brake system having a brake pedal unit4 Jul 2023US 11,691,600 B2ZF Active Safety US Inc.
- Master brake cylinder for a brake system of a vehicle, brake device and brake system having such a master brake cylinder, and method for producing a master brake cylinder4 Apr 2023US 11,618,423 B2Robert Bosch GmbH
- Secondary and complementary brake actuation retrofit25 Oct 2022US 11,479,224 B2Locomation, Inc.
- Master brake cylinder for a hydraulic vehicle brake system26 Jul 2022US 11,396,278 B2Robert Bosch GmbH
- Brake valve with a magnet holder for a position sensor3 Jul 2025US 2025/0214556 A1
- Brake modulator with a relay valve cover plate19 Jun 2025US 2025/0196835 A1
- Brake modulator with multi-interface cover plate8 May 2025US 2025/0145124 A1
- Master brake cylinder for a hydraulic vehicle brake system25 Mar 2021US 2021/0086730 A1Robert Bosch GmbH
- Master brake cylinder for a brake system of a vehicle, brake device and brake system having such a master brake cylinder, and method for producing a master brake cylinder18 Mar 2021US 2021/0078552 A1Robert Bosch GmbH
Most cited
By later US patents
- Vehicular braking system having a low-restriction master cylinder check valve32US 5,542,253 AKelsey-Hayes Company · 1996
- Power assisted braking system with wheel lock control24US 4,576,417 AGeneral Motors Corporation · 1986
- Vehicle brake system24US 4,610,483 ATokico Ltd. · 1986
- Switch valve and accumulator on pump discharge line for pressure control during traction control23US 5,484,194 AITT Automotive Europe GmbH · 1996
- Master cylinder19US 6,065,279 AAisin Seiki Kabushiki Kaisha · 2000