Half-step motor driver
US-12267037-B2 · Apr 1, 2025 · US
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using equalising lines, e.g. rotor and stator lines of first and second motors
using equalising lines, e.g. rotor and stator lines of first and second motors · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02P5/505 |
| Official title | using equalising lines, e.g. rotor and stator lines of first and second motors |
| Display label | using equalising lines, e.g. rotor and stator lines of first and second motors |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 4 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Motor control device
US-12212268-B2 · Jan 28, 2025 · US
Motor current measurement apparatus and method
US-11757345-B2 · Sep 12, 2023 · US
Motor control device
US-2023231498-A1 · Jul 20, 2023 · US
Motor current measurement apparatus and method
US-2023216394-A1 · Jul 6, 2023 · US
Half-Step Motor Driver
US-2023198432-A1 · Jun 22, 2023 · US
Motor driving device including single inverter for single-phase motor and three-phase motor and appliance having the same
US-11522475-B2 · Dec 6, 2022 · US
Device for driving a plurality of motors and electric apparatus including the same
US-11323048-B2 · May 3, 2022 · US
Inverter system for an electric vehicle
US-11251726-B2 · Feb 15, 2022 · US
Motor driving device including single inverter for single-phase motor and three-phase motor and appliance having the same
US-2021336565-A1 · Oct 28, 2021 · US
Inverter system for an electric vehicle
US-2021305919-A1 · Sep 30, 2021 · US
Motor driving device including single inverter for single-phase motor and three-phase motor and appliance having the same
US-11128242-B2 · Sep 21, 2021 · US
Washing machine and control method of the same
US-11008693-B2 · May 18, 2021 · US
Device for driving a plurality of motors and electric apparatus including the same
US-2021135606-A1 · May 6, 2021 · US
Motor driving device including single inverter for single-phase motor and three-phase motor and appliance having the same
US-2020395873-A1 · Dec 17, 2020 · US
Balancing current within a parallel modular converter system
US-10454393-B2 · Oct 22, 2019 · US
Washing machine and control method of the same
US-2019186066-A1 · Jun 20, 2019 · US
Balancing current within a parallel modular converter system
US-2018026557-A1 · Jan 25, 2018 · US