B60T 13/57
Characterised by constructional features of control valves
Official title: characterised by constructional features of control valves
B60T13/57 (Characterised by constructional features of control valves) appears on 338 US grants and 133 published applications in this corpus.
Search patents in B60T- Granted patents
- 338
- Published applications
- 133
- Assignees
- 82
- Inventors
- 395
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 13 | 0 |
| 1987 | 11 | 0 |
| 1988 | 14 | 0 |
| 1989 | 13 | 0 |
| 1990 | 9 | 0 |
| 1991 | 9 | 0 |
| 1992 | 13 | 0 |
| 1993 | 19 | 0 |
| 1994 | 10 | 0 |
| 1995 | 8 | 0 |
| 1996 | 10 | 0 |
| 1997 | 12 | 0 |
| 1998 | 14 | 0 |
| 1999 | 8 | 0 |
| 2000 | 13 | 0 |
| 2001 | 12 | 3 |
| 2002 | 12 | 8 |
| 2003 | 10 | 13 |
| 2004 | 12 | 13 |
| 2005 | 8 | 8 |
| 2006 | 11 | 9 |
| 2007 | 5 | 6 |
| 2008 | 4 | 5 |
| 2009 | 5 | 5 |
| 2010 | 2 | 13 |
| 2011 | 4 | 4 |
| 2012 | 5 | 4 |
| 2013 | 4 | 4 |
| 2014 | 3 | 4 |
| 2015 | 5 | 6 |
| 2016 | 5 | 2 |
| 2017 | 3 | 7 |
| 2018 | 5 | 7 |
| 2019 | 4 | 4 |
| 2020 | 5 | 5 |
| 2021 | 2 | 1 |
| 2022 | 1 | 0 |
| 2023 | 2 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Actuating unit, brake booster, vehicle brake system and subassembly therefor13 Jan 2026US 12,523,278 B2ZF Active Safety GmbH
- Pressure sensor for a brake booster2 Apr 2024US 11,945,422 B2Robert Bosch GmbH
- Support element, support assembly, brake booster and method28 Feb 2023US 11,590,953 B2Robert Bosch GmbH
- Brake booster and production method for a brake booster3 Jan 2023US 11,541,850 B2Robert Bosch GmbH
- Motor-vehicle braking system having a vacuum-operated assistance device19 Jul 2022US 11,390,257 B2FCA Italy S.p.A.
- Balanced pneumatic regulator25 Jun 2026US 2026/0177347 A1Kore Outdoor (US), Inc.
- Actuating unit, brake booster, vehicle brake system and subassembly therefor23 Feb 2023US 2023/0055504 A1ZF Active Safety GmbH
- Pressure Sensor for a Brake Booster1 Apr 2021US 2021/0094528 A1Robert Bosch GmbH
- Vacuum brake booster for a vehicle braking system31 Dec 2020US 2020/0406876 A1ZF Active Safety GmbH
- Brake booster and production method for a brake booster24 Dec 2020US 2020/0398798 A1Robert Bosch GmbH
Most cited
By later US patents
- Road vehicle brake-pressure control device61US 5,350,225 AMercedes-Benz AG · 1994
- Vacuum brake force booster for a slip-controlled brake system27US 5,096,267 AAlfred Teves GmbH · 1992
- Vacuum booster device26US 4,164,168 ATokico Ltd. · 1979
- Slip control system for vehicle26US 5,265,945 AMazda Motor Corporation and Naldec Corporation · 1993
- Vacuum brake power booster23US 5,460,074 AITT Automotive Europe GmbH · 1995