H02P 3/04
Means for stopping or slowing by a separate brake
Official title: Means for stopping or slowing by a separate brake, e.g. friction brake or eddy-current brake
H02P3/04 (Means for stopping or slowing by a separate brake) appears on 162 US grants and 184 published applications in this corpus.
Search patents in H02P- Granted patents
- 162
- Published applications
- 184
- Assignees
- 132
- Inventors
- 438
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 2 |
| 2002 | 5 | 1 |
| 2003 | 2 | 3 |
| 2004 | 3 | 1 |
| 2005 | 2 | 3 |
| 2006 | 0 | 0 |
| 2007 | 3 | 3 |
| 2008 | 1 | 5 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 3 | 4 |
| 2012 | 0 | 4 |
| 2013 | 0 | 4 |
| 2014 | 4 | 10 |
| 2015 | 5 | 8 |
| 2016 | 9 | 6 |
| 2017 | 8 | 11 |
| 2018 | 5 | 8 |
| 2019 | 5 | 22 |
| 2020 | 11 | 8 |
| 2021 | 9 | 14 |
| 2022 | 12 | 14 |
| 2023 | 6 | 14 |
| 2024 | 14 | 21 |
| 2025 | 12 | 8 |
| 2026 | 12 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control apparatus for electric brake, electric brake apparatus, and method for controlling electric brake29 Sep 2026US 12,746,900 B2Hitachi Astemo, Ltd.
- Electromechanical brake actuator, drive assembly for an electromechanical brake actuator and method for operating an electromechanical brake actuator29 Sep 2026US 12,747,743 B2Robert Bosch GmbH
- Electric motor25 Aug 2026US 12,719,333 B2Parker-Hannifin Corporation
- Architectural structure covering with magnet-based braking system11 Aug 2026US 12,706,507 B2Hunter Douglas Inc.
- Electronic parking brake system and control method thereof23 Jun 2026US 12,662,103 B2Hl Mando Corporation
- Vehicle brake system for four wheel electromechanical brake (emb) architecture1 Oct 2026US 2026/0296387 A1Hl Mando Corporation
- Brake system and control method thereof24 Sep 2026US 2026/0285266 A1Hl Mando Corporation
- System and method for online brake pad contact estimation10 Sep 2026US 2026/0266346 A1Hl Mando Corporation
- Electric braking device6 Aug 2026US 2026/0225567 A1Advics Co., Ltd.
- Electromechanical brake actuator, drive assembly for an electromechanical brake actuator and method for operating an electromechanical brake actuator2 Jul 2026US 2026/0185546 A1Robert Bosch GmbH
Most cited
By later US patents
- Electromotive chain saw104US 5,791,057 AMakita Corporation · 1998
- Brake system with two independent mechanical brakes90US 5,480,009 AAndreas Stihl AG & CO.KG · 1996
- Choke system for wellhead assembly having a turbine generator58US 10,458,206 B2Saudi Arabian Oil Company · 2019
- Locking devices and control circuitry for permanent magnet electric motors44US 5,847,522 AGEC-Marconi Aerospace Inc. · 1998
- Energy-saving electric drive for small vehicles39US 5,796,192 A1998