Rotating electrical machine
US-12136854-B2 · Nov 5, 2024 · US
using bearings with rolling contact, e.g. ball bearings
using bearings with rolling contact, e.g. ball bearings · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K5/173 |
| Official title | using bearings with rolling contact, e.g. ball bearings |
| Display label | using bearings with rolling contact, e.g. ball bearings |
| Total patents | 270 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 15 |
| 2017 | 21 |
| 2018 | 19 |
| 2019 | 30 |
| 2020 | 30 |
| 2021 | 22 |
| 2022 | 29 |
| 2023 | 21 |
| 2024 | 25 |
| 2025 | 32 |
| 2026 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vehicle wheel supporting rolling bearing unit
US-2018297399-A1 · Oct 18, 2018 · US
Motor
US-10079519-B2 · Sep 18, 2018 · US
Rolling bearing and motor having the same
US-2018073557-A1 · Mar 15, 2018 · US
In-wheel motor drive device
US-9914349-B2 · Mar 13, 2018 · US
Integrated motor and axle apparatus and method
US-2018037108-A1 · Feb 8, 2018 · US
Motor and blower
US-9856880-B2 · Jan 2, 2018 · US
Motor Housing and Motor Including Same
US-2017373556-A1 · Dec 28, 2017 · US
Adjustable gap for a fluid dynamic bearing
US-9850941-B2 · Dec 26, 2017 · US
Electric motor
US-2017366064-A1 · Dec 21, 2017 · US
Electric machine for a vehicle, in particular for a utility vehicle, and method for protection against ingress of water
US-9843234-B2 · Dec 12, 2017 · US
Machine with two co-axial rotors
US-9831743-B2 · Nov 28, 2017 · US
Electric motor and electric power steering device using same
US-2017338713-A1 · Nov 23, 2017 · US
Bearing assembly for electrical generator
US-2017310188-A1 · Oct 26, 2017 · US
Linear motor
US-9774238-B2 · Sep 26, 2017 · US
Hvac actuator with one-way clutch motor
US-2017264163-A1 · Sep 14, 2017 · US
Electric machine having an axial spring element
US-9762100-B2 · Sep 12, 2017 · US
Three-dimensional rigid ball driving system
US-9751644-B2 · Sep 5, 2017 · US
External rotor motor and air conditioner comprising the same
US-2017222503-A1 · Aug 3, 2017 · US
Motor of a ceiling fan
US-9712015-B2 · Jul 18, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K5/173?
- CPC H02K5/173 is the Cooperative Patent Classification code for “using bearings with rolling contact, e.g. ball bearings.”
- How many patents are filed under CPC H02K5/173 (using bearings with rolling contact, e.g. ball bearings)?
- Our database includes 270 publications tagged with this CPC code.
- Is patent activity under CPC H02K5/173 growing?
- Publication counts under this code: 25 in 2024 vs 32 in 2025 (latest complete years).