Method and arrangement for operating pump system
US-2024405705-A1 · Dec 5, 2024 · US
whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02P27/045 |
| Official title | {whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value} |
| Display label | whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value |
| Total patents | 72 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 13 |
| 2021 | 8 |
| 2022 | 11 |
| 2023 | 11 |
| 2024 | 10 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Magnetic flux estimate
US-11811343-B2 · Nov 7, 2023 · US
Electric Working Machine
US-2023347491-A1 · Nov 2, 2023 · US
Dynamic power optimization system and method for electric submersible motors
US-11795808-B2 · Oct 24, 2023 · US
Control unit for operating an electrical machine, electrical machine, and method
US-11705839-B2 · Jul 18, 2023 · US
Systems And Methods For Controlling Inducer Motor Speed
US-2023208333-A1 · Jun 29, 2023 · US
Dynamic power optimization system and method for electric submersible motors
US-2023184071-A1 · Jun 15, 2023 · US
Method of setting up an electrical motor speed control in a fluidic system
US-2023175515-A1 · Jun 8, 2023 · US
Method for controlling an inverter
US-11632072-B2 · Apr 18, 2023 · US
Dynamic power optimization system and method for electric submersible motors
US-11613974-B2 · Mar 28, 2023 · US
Systems and methods for controlling inducer motor speed
US-11611302-B2 · Mar 21, 2023 · US
Controller and drive circuit for electric motors
US-11539319-B2 · Dec 27, 2022 · US
Motor drive apparatus
US-11496085-B2 · Nov 8, 2022 · US
Dynamic power optimization system and method for electric submersible motors
US-2022341300-A1 · Oct 27, 2022 · US
Resolver converter and motor control device
US-2022302858-A1 · Sep 22, 2022 · US
Dynamic power optimization system and method for electric submersible motors
US-11414967-B2 · Aug 16, 2022 · US
Control unit for operating an electrical machine, electrical machine, and method
US-2022255478-A1 · Aug 11, 2022 · US
Controller and drive circuit for electric motors
US-2022239246-A1 · Jul 28, 2022 · US
Apparatus for controlling motor and method for controlling motor
US-2022195655-A1 · Jun 23, 2022 · US
Systems and methods for controlling inducer motor speed
US-2022103104-A1 · Mar 31, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02P27/045?
- CPC H02P27/045 is the Cooperative Patent Classification code for “whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value.”
- How many patents are filed under CPC H02P27/045 (whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value)?
- Our database includes 72 publications tagged with this CPC code.
- Is patent activity under CPC H02P27/045 growing?
- Publication counts under this code: 10 in 2024 vs 2 in 2025 (latest complete years).