Axial flux switched reluctance motor and generator, and related systems and methods
US-12149134-B2 · Nov 19, 2024 · US
consisting of C-shaped cores
consisting of C-shaped cores · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K1/141 |
| Official title | {consisting of C-shaped cores} |
| Display label | consisting of C-shaped cores |
| Total patents | 180 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 9 |
| 2017 | 19 |
| 2018 | 26 |
| 2019 | 21 |
| 2020 | 16 |
| 2021 | 17 |
| 2022 | 15 |
| 2023 | 15 |
| 2024 | 20 |
| 2025 | 10 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electric motor
US-2018366999-A1 · Dec 20, 2018 · US
Brushless motor
US-2018363679-A1 · Dec 20, 2018 · US
Brushless motor and stator therefor
US-2018366996-A1 · Dec 20, 2018 · US
Single phase brushless motor
US-10110102-B2 · Oct 23, 2018 · US
Axial flux machine
US-2018301947-A1 · Oct 18, 2018 · US
Thin axial gap motor
US-10084352-B2 · Sep 25, 2018 · US
Moving magnet motor and transducer with moving magnet motor
US-10084410-B2 · Sep 25, 2018 · US
Sealed robot drive
US-2018233986-A1 · Aug 16, 2018 · US
Reluctance-type rotary actuators
US-2018212544-A1 · Jul 26, 2018 · US
Method for manufacturing laminated iron core
US-2018212478-A1 · Jul 26, 2018 · US
Electric machine
US-10033321-B2 · Jul 24, 2018 · US
Stator for rotating electrical machine
US-2018205271-A1 · Jul 19, 2018 · US
Moveable core-type reciprocating motor and reciprocating compressor having a moveable core-type reciprocating motor
US-2018198357-A1 · Jul 12, 2018 · US
Moving core-type reciprocating motor and reciprocating compressor having the same
US-2018198337-A1 · Jul 12, 2018 · US
Moveable core-type reciprocating motor and reciprocating compressor having a moveable core-type reciprocating motor
US-2018198358-A1 · Jul 12, 2018 · US
Moving Magnet Motor and Transducer with Moving Magnet Motor
US-2018175781-A1 · Jun 21, 2018 · US
Segmented Magnetic Core
US-2018131258-A1 · May 10, 2018 · US
Electromechanical transducer
US-9966817-B2 · May 8, 2018 · US
Sealed robot drive
US-9948155-B2 · Apr 17, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K1/141?
- CPC H02K1/141 is the Cooperative Patent Classification code for “consisting of C-shaped cores.”
- How many patents are filed under CPC H02K1/141 (consisting of C-shaped cores)?
- Our database includes 180 publications tagged with this CPC code.
- Is patent activity under CPC H02K1/141 growing?
- Publication counts under this code: 20 in 2024 vs 10 in 2025 (latest complete years).