Motor current measurement apparatus and method
US-11757345-B2 · Sep 12, 2023 · US
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electrically connected in series, i.e. carrying the same current
electrically connected in series, i.e. carrying the same 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 | H02P5/685 |
| Official title | electrically connected in series, i.e. carrying the same current |
| Display label | electrically connected in series, i.e. carrying the same current |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Motor current measurement apparatus and method
US-2023216394-A1 · Jul 6, 2023 · US
Motor driver and motor driving system
US-11539312-B2 · Dec 27, 2022 · US
Motor control apparatus and motor driving system
US-11518435-B2 · Dec 6, 2022 · US
Motor Driver and Motor Driving System
US-2021044222-A1 · Feb 11, 2021 · US
Motor control apparatus and motor driving system
US-2019283800-A1 · Sep 19, 2019 · US
Cooling fan filtering
US-10141884-B2 · Nov 27, 2018 · US
Control methods and systems for motors and generators operating in a stacked configuration
US-10090786-B2 · Oct 2, 2018 · US
Cooling fan filtering
US-2018269821-A1 · Sep 20, 2018 · US
Cross-interlocked switch type DC electric machine having auxiliary excitation winding and conduction ring and brush
US-9543797-B2 · Jan 10, 2017 · US
Control Methods and Systems for Motors and Generators Operating in a Stacked Configuration
US-2016164439-A1 · Jun 9, 2016 · US
Control methods and systems for motors and generators operating in a stacked configuration
US-9294017-B2 · Mar 22, 2016 · US
Control methods and systems for motors and generators operating in a stacked configuration
US-9294016-B2 · Mar 22, 2016 · US
Cross-interlocked switch type DC electric machine having auxiliary excitation winding and conduction ring and brush
US-9178396-B2 · Nov 3, 2015 · US
Traction motor drive system for a locomotive
US-9118178-B2 · Aug 25, 2015 · US
Control Methods and Systems for Motors and Generators Operating in a Stacked Configuration
US-2015180380-A1 · Jun 25, 2015 · US
Control Methods and Systems for Motors and Generators Operating in a Stacked Configuration
US-2015180379-A1 · Jun 25, 2015 · US