Induction motors including speed sensing circuits for motor control
US-12244188-B2 · Mar 4, 2025 · US
This page is not indexed by search engines while we improve data quality.
for single phase current
for single phase current · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K17/04 |
| Official title | for single phase current |
| Display label | for single phase current |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 5 |
| 2022 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Single phase induction motors including aluminum windings and high permeability low coreloss steel
US-11522427-B2 · Dec 6, 2022 · US
Induction Motors Including Speed Sensing Circuits For Motor Control
US-2022345015-A1 · Oct 27, 2022 · US
Single phase induction motors including aluminum windings and high permeability low coreloss steel
US-2022069686-A1 · Mar 3, 2022 · US
Hollow single-phase induction motor
US-10804780-B2 · Oct 13, 2020 · US
Motor with sectional housing
US-2020220419-A1 · Jul 9, 2020 · US
Motor having improved stator core
US-10707720-B2 · Jul 7, 2020 · US
Motor with sectional housing
US-10680483-B2 · Jun 9, 2020 · US
Two-pole tefc electric motor and an electric motor drive arrangement
US-2020007003-A1 · Jan 2, 2020 · US
Vehicle on-board multi-phase power generation
US-2019270387-A1 · Sep 5, 2019 · US
Stator applicable to a single-phase or polyphase motor, motor comprising the stator and compressor comprising the motor or the stator
US-10389216-B2 · Aug 20, 2019 · US
Motor having improved stator core
US-2019214859-A1 · Jul 11, 2019 · US
Motor with sectional housing
US-2019214876-A1 · Jul 11, 2019 · US
Rotor, electric motor, compressor, and blower
US-10348145-B2 · Jul 9, 2019 · US
Hollow Single-Phase Induction Motor
US-2019081541-A1 · Mar 14, 2019 · US
Single-phase induction motor, hermetic compressor, and refrigeration cycle device
US-10110101-B2 · Oct 23, 2018 · US
Single phase brushless motor
US-10110102-B2 · Oct 23, 2018 · US
Fluid driving device, motor assembly and centrifugal friction clutch thereof
US-2017058905-A1 · Mar 2, 2017 · US
Rotor, electric motor, compressor, and blower
US-2017047802-A1 · Feb 16, 2017 · US
Single phase brushless motor
US-2016172948-A1 · Jun 16, 2016 · US