B60T 11/236
Piston sealing arrangements
B60T11/236 (Piston sealing arrangements) appears on 192 US grants and 172 published applications in this corpus.
Search patents in B60T- Granted patents
- 192
- Published applications
- 172
- Assignees
- 93
- Inventors
- 369
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 3 |
| 2002 | 6 | 5 |
| 2003 | 4 | 4 |
| 2004 | 5 | 11 |
| 2005 | 11 | 9 |
| 2006 | 6 | 3 |
| 2007 | 3 | 4 |
| 2008 | 2 | 7 |
| 2009 | 3 | 7 |
| 2010 | 1 | 9 |
| 2011 | 8 | 5 |
| 2012 | 3 | 7 |
| 2013 | 10 | 7 |
| 2014 | 4 | 10 |
| 2015 | 8 | 15 |
| 2016 | 11 | 2 |
| 2017 | 9 | 12 |
| 2018 | 5 | 7 |
| 2019 | 15 | 8 |
| 2020 | 8 | 8 |
| 2021 | 9 | 8 |
| 2022 | 4 | 4 |
| 2023 | 6 | 5 |
| 2024 | 4 | 5 |
| 2025 | 3 | 6 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electromechanical brake pressure generator including an anti-twist protection7 Apr 2026US 12,594,921 B2Robert Bosch GmbH
- Hydraulic unit, more particularly for the open-loop and closed-loop control of brake pressure in a brake circuit of an electronically slip-controllable braking system of a motor vehicle and method for assembling a hydraulic unit19 Aug 2025US 12,391,229 B2Robert Bosch GmbH
- Control device for a bicycle5 Aug 2025US 12,377,933 B2Sram, LLC
- Piston pump for brake system3 Jun 2025US 12,319,255 B2Hyundai Mobis Co., Ltd.
- Brake device24 Dec 2024US 12,172,620 B2Subaru Corporation
- Brake system for vehicles30 Apr 2026US 2026/0116354 A1Hyundai Mobis Co., Ltd.
- Control device for a bicycle30 Oct 2025US 2025/0333135 A1Sram, LLC
- Primary gasket for a cylinder assembly, cylinder assembly16 Oct 2025US 2025/0320921 A1
- Primary gasket for a cylinder assembly, cylinder assembly9 Oct 2025US 2025/0313182 A1
- Nested brake upper pump with a dynamic and static dual-core structure2 Oct 2025US 2025/0304209 A1Ningbo Lewis Sports Goods Co., Ltd.
Most cited
By later US patents
- Brake master cylinder seal42US 5,328,178 AGeneral Motors Corporation · 1994
- Golf car having disk brakes and single point latching brake40US 6,223,865 B1Hayes Brake, Inc. · 2001
- Annular sealing element36US 6,203,022 B1Contitech Forteile GmbH · 2001
- Static cup seal assembly for master cylinder end23US 4,781,024 AAisin Seiki Kabushiki Kaisha · 1988
- Reciprocating pump20US 6,327,964 B1Robert Bosch GmbH · 2001