H02P 5/46
Arrangements specially adapted for regulating or controlling the speed or torque of
Official title: for speed regulation of two or more dynamo-electric motors in relation to one another
H02P5/46 (Arrangements specially adapted for regulating or controlling the speed or torque of) appears on 503 US grants and 420 published applications in this corpus.
Search patents in H02P- Granted patents
- 503
- Published applications
- 420
- Assignees
- 336
- Inventors
- 1,130
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 1 | 0 |
| 1980 | 8 | 0 |
| 1981 | 11 | 0 |
| 1982 | 7 | 0 |
| 1983 | 11 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 3 |
| 2005 | 2 | 3 |
| 2006 | 3 | 2 |
| 2007 | 7 | 9 |
| 2008 | 6 | 6 |
| 2009 | 4 | 8 |
| 2010 | 9 | 11 |
| 2011 | 1 | 6 |
| 2012 | 8 | 4 |
| 2013 | 6 | 8 |
| 2014 | 10 | 16 |
| 2015 | 14 | 7 |
| 2016 | 7 | 12 |
| 2017 | 7 | 15 |
| 2018 | 17 | 25 |
| 2019 | 21 | 37 |
| 2020 | 27 | 43 |
| 2021 | 32 | 44 |
| 2022 | 36 | 46 |
| 2023 | 37 | 37 |
| 2024 | 37 | 30 |
| 2025 | 24 | 26 |
| 2026 | 18 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Motor controller module6 Oct 2026US 12,756,335 B2Briggs & Stratton Corporation
- Carriage apparatus, printing apparatus, and control method thereof29 Sep 2026US 12,746,768 B2Canon Kabushiki Kaisha
- Motor assembly for an appliance such as a vacuum cleaner and a vacuum cleaner having same15 Sep 2026US 12,736,058 B2Omachron Intellectual Property Inc.
- Method and control device for operating a roadbound all-wheel vehicle7 Jul 2026US 12,676,564 B2Bayerische Motoren Werke Aktiengesellschaft
- Electronic device for performing bottom-up power line communication and method for operating same7 Jul 2026US 12,676,568 B2LG Electronics Inc.
- Motor assembly including motor capable of being tilted, and unmanned aerial vehicle having same1 Oct 2026US 2026/0296689 A1Air & H Aerospace Inc.
- Drive system for an aircraft24 Sep 2026US 2026/0285495 A1
- Motor driving device, motor driving method, and refrigeration cycle apparatus13 Aug 2026US 2026/0238144 A1Mitsubishi Electric Corporation
- Drive control device6 Aug 2026US 2026/0230020 A1Astemo, Ltd.
- Measurement system, control device, measurement method, and program23 Jul 2026US 2026/0211395 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Control of multiple motors, including motorized pumping system and method113US 5,422,550 ASouthwest Electric Company · 1995
- Control system for an accumulating conveyor77US 5,228,558 AInterroll Holding AG · 1993
- Displacement machine with electronic motor synchronization61US 5,767,635 ASihi GmbH & Co. KG · 1998
- Power management system for a floor care appliance47US 7,208,892 B2The Hoover Company · 2007
- Automatic motor synchronizer43US 5,004,962 AArrow Marine, Inc. · 1991