Methods for improving rate of rise of torque in electric machines with stator current biasing
US-2024195342-A1 · Jun 13, 2024 · US
Arrangements for controlling doubly fed motors
Arrangements for controlling doubly fed 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 | H02P6/005 |
| Official title | {Arrangements for controlling doubly fed motors} |
| Display label | Arrangements for controlling doubly fed motors |
| Total patents | 68 |
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 | 5 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 8 |
| 2020 | 16 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods for improving rate of rise of torque in electric machines with stator current biasing
US-2024022197-A1 · Jan 18, 2024 · US
Motor circuit
US-11791752-B2 · Oct 17, 2023 · US
Hybrid electric propulsion system and method of operation
US-11757386-B2 · Sep 12, 2023 · US
Auto-braking for an electromagnetic machine
US-2023246576-A1 · Aug 3, 2023 · US
Auto-braking for an electromagnetic machine
US-11652432-B2 · May 16, 2023 · US
Control device, control system, and machine learning device
US-11606047-B2 · Mar 14, 2023 · US
Systems and methods for a dual-supply variable speed drive
US-11515825-B2 · Nov 29, 2022 · US
Rotating electrical machine control device
US-11456686-B2 · Sep 27, 2022 · US
Hybrid electric propulsion system and method of operation
US-2022173677-A1 · Jun 2, 2022 · US
Auto-braking for an electromagnetic machine
US-2022173682-A1 · Jun 2, 2022 · US
Hybrid electric propulsion system and method of operation
US-11283376-B2 · Mar 22, 2022 · US
Synchronization of generator and electric motor in a hybrid electric aircraft propulsion system
US-11233470-B2 · Jan 25, 2022 · US
Auto-braking for an electromagnetic machine
US-11211885-B2 · Dec 28, 2021 · US
System and method for modulating high power in a submersible energy storage vessel utilizing high voltage DC transmission
US-11183846-B2 · Nov 23, 2021 · US
Electric motor driving system and method
US-11114959-B2 · Sep 7, 2021 · US
Mining vehicle and method for starting an AC electric motor of a mining vehicle
US-11063536-B2 · Jul 13, 2021 · US
Rotating electrical machine control device
US-2021167702-A1 · Jun 3, 2021 · US
Hybrid electric propulsion system and method of operation
US-11025181-B2 · Jun 1, 2021 · US
Dual-inverter drive apparatus for synchronous motor
US-11018614-B2 · May 25, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02P6/005?
- CPC H02P6/005 is the Cooperative Patent Classification code for “Arrangements for controlling doubly fed motors.”
- How many patents are filed under CPC H02P6/005 (Arrangements for controlling doubly fed motors)?
- Our database includes 68 publications tagged with this CPC code.
- Is patent activity under CPC H02P6/005 growing?
- Publication counts under this code: 5 in 2024 vs 4 in 2025 (latest complete years).