H02P 6/186
Using difference of inductance or reluctance between the phases
Official title: {using difference of inductance or reluctance between the phases}
H02P6/186 (Using difference of inductance or reluctance between the phases) appears on 87 US grants and 98 published applications in this corpus.
Search patents in H02P- Granted patents
- 87
- Published applications
- 98
- Assignees
- 70
- Inventors
- 172
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 5 |
| 2012 | 1 | 4 |
| 2013 | 6 | 3 |
| 2014 | 1 | 6 |
| 2015 | 6 | 9 |
| 2016 | 6 | 3 |
| 2017 | 7 | 6 |
| 2018 | 7 | 5 |
| 2019 | 4 | 9 |
| 2020 | 9 | 13 |
| 2021 | 7 | 5 |
| 2022 | 7 | 12 |
| 2023 | 13 | 9 |
| 2024 | 5 | 3 |
| 2025 | 3 | 3 |
| 2026 | 3 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Motor control device and magnetic pole position calculation method6 Oct 2026US 12,756,337 B2Hitachi Astemo, Ltd.
- Phase advance method in motors with permanent magnets presenting induced voltages with flat region26 May 2026US 12,640,668 B2Nidec Global Appliance Brasil Ltda.
- Sensorless position detection for electric machine17 Mar 2026US 12,580,505 B2Discovery Energy, LLC
- Semiconductor device, motor drive system, and control method thereof30 Sep 2025US 12,431,824 B2Renesas Electronics Corporation
- Method for determining a rotational angle position of a rotor of a multiphase electrical machine, and frequency converter24 Jun 2025US 12,341,449 B2Lenze SE
- Smart converter for a synchronous motor24 Sep 2026US 2026/0291412 A1Safran Electronics & Defense
- Rotor angle estimation27 Nov 2025US 2025/0364928 A1Melexis Technologies SA
- Method for detecting a movement of a flap of a motor vehicle20 Nov 2025US 2025/0354427 A1MAGNA Auteca GmbH
- Motor control device and magnetic pole position calculation method12 Jun 2025US 2025/0192700 A1Hitachi Astemo, Ltd.
- Motor control device and drive system equipped with same30 May 2024US 2024/0178775 A1Oriental Motor Co., Ltd.
Most cited
By later US patents
- Position-of-magnetic-pole detecting device and method12US 7,071,651 B2Fanuc Corporation · 2006
- Manufacturing-sensitive control of high rotor pole switched reluctance motors10US 11,165,382 B2Turntide Technologies, Inc. · 2021
- Motor control apparatus for sensorless motor, and image forming apparatus10US 9,431,940 B2Canon Kabushiki Kaisha · 2016
- Determining motor position with complementary driving and detection and current injection8US 10,181,810 B2Allegro MicroSystems, LLC · 2019
- Method and system for determining the position of a synchronous motor's rotor8US 9,525,372 B2Microchip Technology Incorporated · 2016