H02P 21/36
Arrangements for braking or slowing
Official title: Arrangements for braking or slowing; Four quadrant control
H02P21/36 (Arrangements for braking or slowing) appears on 111 US grants and 135 published applications in this corpus.
Search patents in H02P- Granted patents
- 111
- Published applications
- 135
- Assignees
- 105
- Inventors
- 339
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 3 |
| 2011 | 1 | 3 |
| 2012 | 2 | 4 |
| 2013 | 5 | 7 |
| 2014 | 8 | 8 |
| 2015 | 4 | 1 |
| 2016 | 4 | 8 |
| 2017 | 6 | 5 |
| 2018 | 4 | 4 |
| 2019 | 2 | 8 |
| 2020 | 4 | 15 |
| 2021 | 9 | 8 |
| 2022 | 13 | 5 |
| 2023 | 5 | 14 |
| 2024 | 5 | 8 |
| 2025 | 10 | 10 |
| 2026 | 8 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control of a regenerative brake for a motor system and related systems, methods, and devices1 Sep 2026US 12,722,500 B2Microchip Technology Incorporated
- Brake system and controlling method thereof18 Aug 2026US 12,709,254 B2Hl Mando Corporation
- Optimized regenerative braking control of electric motors using look-up tables21 Jul 2026US 12,686,280 B2Texas Instruments Incorporated
- Electric compressor7 Jul 2026US 12,674,463 B2Sanden Corporation
- Field-oriented sensorless brushless motor control in a power tool30 Jun 2026US 12,671,355 B2Black & Decker Inc.
- Power tool including field-oriented control electronic clutch1 Oct 2026US 2026/0302985 A1
- Method for braking an electric machine of a power tool, data processing apparatus, computer program, computer-readable storage medium, and use1 Oct 2026US 2026/0302986 A1Festool GmbH
- Powering and controlling an electric brushless motor in a power tool with a dual mode motor control13 Aug 2026US 2026/0238084 A1Robbox Inc.
- Method and computing unit for controlling an electric drive with overmodulation compensation30 Jul 2026US 2026/0221908 A1Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
- Vector control method for a synchronous machine, and control unit30 Jul 2026US 2026/0221919 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Method and compensation modulator for dynamically controlling induction machine regenerating energy flow and direct current bus voltage for an adjustable frequency drive system54US 6,768,284 B2Eaton Corporation · 2004
- Controlled current inverter and motor control system50US 4,230,979 AGeneral Electric Company · 1980
- Dual stator winding induction machine drive47US 6,242,884 B1Wisconsin Alumni Research Foundation · 2001
- Apparatus and method for limiting the speed of an electric motor30US 5,757,161 AMatsushita Electric Industrial Co., Ltd. · 1998
- AC inverter drive27US 6,124,697 A2000