Direct starting synchronous reluctance motor rotor, motor and rotor manufacturing method
US-11824409-B2 · Nov 21, 2023 · US
having additional short-circuited windings for starting as asynchronous motors
having additional short-circuited windings for starting as 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 | H02K19/14 |
| Official title | having additional short-circuited windings for starting as asynchronous motors |
| Display label | having additional short-circuited windings for starting as asynchronous motors |
| Total patents | 78 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 12 |
| 2019 | 8 |
| 2020 | 11 |
| 2021 | 6 |
| 2022 | 7 |
| 2023 | 6 |
| 2024 | 10 |
| 2025 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Actuator Having an Electric Motor and an Electromagnet Arranged Movably on the Rotor of the Electric Motor to Apply a Holding Torque with Contact Via a Remanent Magnetic Field
US-2023313901-A1 · Oct 5, 2023 · US
Rotor assembly and motor
US-11777346-B2 · Oct 3, 2023 · US
Rotor structure, electric motor and rotor manufacturing method
US-2023308001-A1 · Sep 28, 2023 · US
Synchronous reluctance motor and electrical product
US-11770036-B2 · Sep 26, 2023 · US
Planar drive system
US-2023072018-A1 · Mar 9, 2023 · US
Synchronous reluctance motor
US-2022407372-A1 · Dec 22, 2022 · US
Method and system for brushless wound field synchronous machines
US-11476786-B2 · Oct 18, 2022 · US
Direct starting synchronous reluctance motor rotor, motor and rotor manufacturing method
US-2022224210-A1 · Jul 14, 2022 · US
Direct starting synchronous reluctance motor rotor and motor
US-2022216747-A1 · Jul 7, 2022 · US
Synchronous reluctance motor and electrical product
US-2022209595-A1 · Jun 30, 2022 · US
Self-starting synchronous reluctance motor rotor, motor, and compressor
US-2022173644-A1 · Jun 2, 2022 · US
Rotor of rotary electric machine
US-11329538-B2 · May 10, 2022 · US
Method and system for brushless wound field synchronous machines
US-2021336574-A1 · Oct 28, 2021 · US
Line start synchronous reluctance motor and rotor thereof
US-11088603-B2 · Aug 10, 2021 · US
Rotor Assembly and Motor
US-2021218298-A1 · Jul 15, 2021 · US
Rotor and motor having rotor
US-2021211001-A1 · Jul 8, 2021 · US
Line-start synchronous reluctance motor and rotor thereof
US-10916979-B2 · Feb 9, 2021 · US
Rotor for rotating electric machine
US-10910893-B2 · Feb 2, 2021 · US
Rotor of rotary electric machine
US-2020343798-A1 · Oct 29, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K19/14?
- CPC H02K19/14 is the Cooperative Patent Classification code for “having additional short-circuited windings for starting as asynchronous motors.”
- How many patents are filed under CPC H02K19/14 (having additional short-circuited windings for starting as asynchronous motors)?
- Our database includes 78 publications tagged with this CPC code.
- Is patent activity under CPC H02K19/14 growing?
- Publication counts under this code: 10 in 2024 vs 8 in 2025 (latest complete years).