Stator and brushless motor
US-10164493-B2 · Dec 25, 2018 · US
Fastening salient pole windings or connections thereto
Fastening salient pole windings or connections thereto · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K3/52 |
| Official title | Fastening salient pole windings or connections thereto |
| Display label | Fastening salient pole windings or connections thereto |
| Total patents | 333 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 12 |
| 2017 | 19 |
| 2018 | 26 |
| 2019 | 33 |
| 2020 | 35 |
| 2021 | 40 |
| 2022 | 41 |
| 2023 | 42 |
| 2024 | 33 |
| 2025 | 27 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Armature for linear motor and linear motor
US-10135324-B2 · Nov 20, 2018 · US
Application of modulated vibrations in docking scenarios
US-10122184-B2 · Nov 6, 2018 · US
Rotating electric machine
US-2018316236-A1 · Nov 1, 2018 · US
Stator and rotating electric machine
US-2018248431-A1 · Aug 30, 2018 · US
Motor and method of manufacturing motor
US-2018123433-A1 · May 3, 2018 · US
Stator, motor having the stator, and compressor
US-2018091014-A1 · Mar 29, 2018 · US
Armature core, armature, and linear motor
US-2018076675-A1 · Mar 15, 2018 · US
Application of modulated vibrations in docking scenarios
US-2018074547-A1 · Mar 15, 2018 · US
Vibration motor
US-2018076702-A1 · Mar 15, 2018 · US
Rotating electrical machine
US-9825509-B2 · Nov 21, 2017 · US
Brushless motor, stator, stator manufacturing method and brushless motor manufacturing method
US-9806566-B2 · Oct 31, 2017 · US
Stator of motor having insulating structure
US-2017302118-A1 · Oct 19, 2017 · US
Stator system for an electric motor
US-9787155-B2 · Oct 10, 2017 · US
Rotating electrical machine including an insulator with a reinforcing portion
US-9768657-B2 · Sep 19, 2017 · US
High speed rotor connection support
US-9755472-B2 · Sep 5, 2017 · US
Bobbin and rotary electric machine
US-9748813-B2 · Aug 29, 2017 · US
Pole shoe of a generator, preferably a generator of a wind turbine generator system
US-9742224-B2 · Aug 22, 2017 · US
Electric motor
US-9692271-B2 · Jun 27, 2017 · US
Motor and method of manufacturing motor
US-9685844-B2 · Jun 20, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K3/52?
- CPC H02K3/52 is the Cooperative Patent Classification code for “Fastening salient pole windings or connections thereto.”
- How many patents are filed under CPC H02K3/52 (Fastening salient pole windings or connections thereto)?
- Our database includes 333 publications tagged with this CPC code.
- Is patent activity under CPC H02K3/52 growing?
- Publication counts under this code: 33 in 2024 vs 27 in 2025 (latest complete years).