H02P 21/05
Arrangements or methods for the control of electric machines by vector control
Official title: specially adapted for damping motor oscillations, e.g. for reducing hunting
H02P21/05 (Arrangements or methods for the control of electric machines by vector control) appears on 367 US grants and 452 published applications in this corpus.
Search patents in H02P- Granted patents
- 367
- Published applications
- 452
- Assignees
- 181
- Inventors
- 925
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 8 |
| 2006 | 7 | 6 |
| 2007 | 3 | 1 |
| 2008 | 0 | 6 |
| 2009 | 4 | 5 |
| 2010 | 2 | 3 |
| 2011 | 6 | 8 |
| 2012 | 3 | 2 |
| 2013 | 5 | 23 |
| 2014 | 12 | 21 |
| 2015 | 20 | 13 |
| 2016 | 22 | 21 |
| 2017 | 16 | 19 |
| 2018 | 22 | 17 |
| 2019 | 22 | 30 |
| 2020 | 27 | 46 |
| 2021 | 30 | 37 |
| 2022 | 38 | 32 |
| 2023 | 31 | 44 |
| 2024 | 45 | 36 |
| 2025 | 30 | 42 |
| 2026 | 19 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Apparatus and method for diagnosing phase current sensor failure of 3-phase inverter30 Jun 2026US 12,669,527 B2Hl Mando Corporation
- Analytical second order torque harmonic reduction in pmsm drives1 Oct 2026US 2026/0302979 A1
- Control device24 Sep 2026US 2026/0291415 A1Kabushiki Kaisha Toshiba
- Electric motor current control for torque ripple suppression based on data map for cae model17 Sep 2026US 2026/0280457 A1Fca US LLC
- Method and system for controlling hybrid electric vehicles27 Aug 2026US 2026/0254381 A1King Fahd University of Petroleum and Minerals
- Motor Control Device, Motor Control Method, and Motor Control System13 Aug 2026US 2026/0238147 A1Astemo, Ltd.
Most cited
By later US patents
- System for controlling motor and method for the same37US 6,735,284 B2LG Electronics Inc. · 2004
- Electric power steering system30US 7,474,067 B2Jtekt Corporation · 2009
- Controller for electric vehicle28US 5,896,283 ADenso Corporation · 1999
- Electric motor control strategies for using a low resolution position sensor24US 7,567,047 B2Hamilton Sundstrand Corporation · 2009
- Inverter control device and power conversion device19US 8,736,220 B2Daikin Industries, Ltd. · 2014