H02P 3/12
By short-circuit or resistive braking
Official title: by short-circuit or resistive braking
H02P3/12 (By short-circuit or resistive braking) appears on 256 US grants and 244 published applications in this corpus.
Search patents in H02P- Granted patents
- 256
- Published applications
- 244
- Assignees
- 209
- Inventors
- 542
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 8 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 7 |
| 2005 | 4 | 5 |
| 2006 | 7 | 3 |
| 2007 | 3 | 3 |
| 2008 | 0 | 3 |
| 2009 | 2 | 7 |
| 2010 | 2 | 5 |
| 2011 | 3 | 4 |
| 2012 | 4 | 3 |
| 2013 | 5 | 9 |
| 2014 | 4 | 20 |
| 2015 | 15 | 15 |
| 2016 | 9 | 14 |
| 2017 | 18 | 12 |
| 2018 | 9 | 27 |
| 2019 | 14 | 12 |
| 2020 | 12 | 18 |
| 2021 | 19 | 18 |
| 2022 | 14 | 16 |
| 2023 | 12 | 9 |
| 2024 | 12 | 11 |
| 2025 | 15 | 11 |
| 2026 | 4 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Braking control assembly for an aircraft gas turbine engine and method of using same29 Sep 2026US 12,749,993 B2Pratt & Whitney Canada Corp.
- Method for controlling the rotational speed or the torque of a motor, rotational speed control system and control device25 Aug 2026US 12,715,305 B2AUMOVIO Germany GmbH
- Power tool21 Apr 2026US 12,609,640 B2Nanjing Chervon Industry Co., Ltd.
- Positioning device and control method thereof6 Jan 2026US 12,519,405 B2Imasen Electric Industrial Co., Ltd.
- Positioning device and control method thereof30 Dec 2025US 12,512,773 B2Imasen Electric Industrial Co., Ltd.
- Switching module for a power electronic switching assembly8 Oct 2026US 2026/0312505 A1GE Energy Power Conversion Technology Limited
- Motor controller24 Sep 2026US 2026/0291410 A1Global Mixed-mode Technology Inc.
- Apparatus and systems for controlled collapse of an exoskeleton6 Aug 2026US 2026/0224428 A1Lifeward Ltd.
- Combined induction-type electrical machine and braking arrangement6 Aug 2026US 2026/0225458 A1Volvo Truck Corporation
- Power tool with electronic spindle positioning25 Jun 2026US 2026/0175395 A1Robert Bosch GmbH
Most cited
By later US patents
- Method and device for braking a motor1,159US 7,023,159 B2Black & Decker Inc. · 2006
- Control circuit for a DC motor460US 9,385,640 B2Johnson Electric S. A. · 2016
- Braking and control circuit for electric power tools133US 6,236,177 B1Milwaukee Electric Tool Corporation · 2001
- Apparatus and method for braking electric motors104US 6,037,729 ABlack & Decker Inc. · 2000
- Electrically powered vehicle control86US 4,415,049 AInstrument Components Co., Inc. · 1983