Elevator system implementing a multi-linear multi-phase induction machine including a plurality of stators controlled in parallel
US-2023406674-A1 · Dec 21, 2023 · US
Asynchronous motors
Asynchronous 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 | H02K41/025 |
| Official title | Asynchronous motors |
| Display label | Asynchronous motors |
| Total patents | 73 |
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 | 7 |
| 2018 | 9 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 9 |
| 2022 | 13 |
| 2023 | 5 |
| 2024 | 7 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Channel segment for a track of a mover device
US-11848595-B2 · Dec 19, 2023 · US
Electrodynamic drive
US-11770061-B2 · Sep 26, 2023 · US
Substrate processing apparatus
US-2023130967-A1 · Apr 27, 2023 · US
Methods and apparatus to position a cargo unit in a cargo compartment of an aircraft
US-11618640-B2 · Apr 4, 2023 · US
Transport system and control method of transport system
US-2022388786-A1 · Dec 8, 2022 · US
Electrical windings for a low pressure environment
US-2022385126-A1 · Dec 1, 2022 · US
A system, electromagnetic actuator and track for braking
US-2022385162-A1 · Dec 1, 2022 · US
Force-producing electromagnetic actuator
US-2022384077-A1 · Dec 1, 2022 · US
Rotors for long-stator linear motor systems, having a low-wear mounting arrangement
US-11511951-B2 · Nov 29, 2022 · US
Replaceable windings for an electromagnetic machine
US-2022376563-A1 · Nov 24, 2022 · US
A force-producing electromagnetic machine
US-2022376595-A1 · Nov 24, 2022 · US
Polyphase contactless induction power transfer system for transferring electrical power across gap
US-11489367-B2 · Nov 1, 2022 · US
A channel segment for a track of a mover device
US-2022345020-A1 · Oct 27, 2022 · US
Substrate process apparatus
US-11476139-B2 · Oct 18, 2022 · US
Method and apparatus for providing improved motion control of movers in an independent cart system
US-11413968-B2 · Aug 16, 2022 · US
Electromagnetic propulsion system
US-11309783-B2 · Apr 19, 2022 · US
Resin multilayer substrate, actuator, and method of manufacturing resin multilayer substrate
US-11289965-B2 · Mar 29, 2022 · US
Methods and apparatus to position a cargo unit in a cargo compartment of an aircraft
US-2021323779-A1 · Oct 21, 2021 · US
Substrate process apparatus
US-2021265188-A1 · Aug 26, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K41/025?
- CPC H02K41/025 is the Cooperative Patent Classification code for “Asynchronous motors.”
- How many patents are filed under CPC H02K41/025 (Asynchronous motors)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC H02K41/025 growing?
- Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).