Rotating electrical machine with magnet unit and axially stacked restriction member
US-12170462-B2 · Dec 17, 2024 · US
Magnets embedded in the magnetic core
Magnets embedded in the magnetic core · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K1/279 |
| Official title | Magnets embedded in the magnetic core |
| Display label | Magnets embedded in the magnetic core |
| Total patents | 73 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 6 |
| 2018 | 7 |
| 2019 | 9 |
| 2020 | 10 |
| 2021 | 2 |
| 2022 | 8 |
| 2023 | 4 |
| 2024 | 10 |
| 2025 | 8 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Permanent-magnet fault-tolerant in-wheel motor based on active sensorless strategy and drive and design methods thereof
US-12100999-B2 · Sep 24, 2024 · US
Motor, fan, and air conditioner
US-12051945-B2 · Jul 30, 2024 · US
Electric motor with double stators
US-2024235349-A1 · Jul 11, 2024 · US
Permanent-magnet fault-tolerant in-wheel motor based on active sensorless strategy and drive and design methods thereof
US-2024186852-A1 · Jun 6, 2024 · US
Rotating electric machine
US-11979063-B2 · May 7, 2024 · US
Rotating electric machine
US-2024055920-A1 · Feb 15, 2024 · US
Rotor
US-11784522-B2 · Oct 10, 2023 · US
Motor, fan, and air conditioner
US-2023231450-A1 · Jul 20, 2023 · US
Lubricant supported electric motor
US-11641139-B2 · May 2, 2023 · US
Electric power tool, motor, and rotor thereof
US-2023031766-A1 · Feb 2, 2023 · US
Rotor for a synchronous machine
US-2022368183-A1 · Nov 17, 2022 · US
Rotor
US-2022255378-A1 · Aug 11, 2022 · US
Motor
US-11355979-B2 · Jun 7, 2022 · US
Motor
US-11349360-B2 · May 31, 2022 · US
Manufacturing method of core of rotating electrical machine, and core of rotating electrical machine
US-11336158-B2 · May 17, 2022 · US
Magnetic core, electric motor having magnetic core, and mower having electric motor
US-2022085673-A1 · Mar 17, 2022 · US
Motor having alternately arranged rotor core segments and permanent magnets
US-11264851-B2 · Mar 1, 2022 · US
Motor having rotor frame with magnet fixing jig holes
US-11258321-B2 · Feb 22, 2022 · US
Rotating electrical machine
US-2021367465-A1 · Nov 25, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K1/279?
- CPC H02K1/279 is the Cooperative Patent Classification code for “Magnets embedded in the magnetic core.”
- How many patents are filed under CPC H02K1/279 (Magnets embedded in the magnetic core)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC H02K1/279 growing?
- Publication counts under this code: 10 in 2024 vs 8 in 2025 (latest complete years).