Brushless Electric Machine and Method of Manufacturing a Brushless Electric Machine
US-2024413684-A1 · Dec 12, 2024 · US
Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K29/00 |
| Official title | Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices |
| Display label | Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices |
| Total patents | 236 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 11 |
| 2017 | 28 |
| 2018 | 15 |
| 2019 | 25 |
| 2020 | 27 |
| 2021 | 36 |
| 2022 | 27 |
| 2023 | 23 |
| 2024 | 22 |
| 2025 | 10 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Driving motor having bldc motor and swivel actuator using the same
US-2024154494-A1 · May 9, 2024 · US
Brushless motor
US-2018363679-A1 · Dec 20, 2018 · US
Brushless motor and stator therefor
US-2018366996-A1 · Dec 20, 2018 · US
Guide member for motor and stator and motor including the same
US-10135312-B2 · Nov 20, 2018 · US
Brushless direct current motor for power tools
US-2018262092-A1 · Sep 13, 2018 · US
Drive apparatus
US-2018219449-A1 · Aug 2, 2018 · US
External rotor motor
US-2018159393-A1 · Jun 7, 2018 · US
Brushless motor, and electric power steering apparatus and vehicle equipped with the same
US-2018141583-A1 · May 24, 2018 · US
Brushless direct current motor and electric power steering system comprising same
US-2018079446-A1 · Mar 22, 2018 · US
Brushless motor
US-2018062458-A1 · Mar 1, 2018 · US
Brushless direct current motor, stator part and winding method thereof
US-2017358966-A1 · Dec 14, 2017 · US
Electrical machine and method for producing an electrical machine
US-2017279330-A1 · Sep 28, 2017 · US
Stator, motor comprising the same and method for making the same
US-2017256995-A1 · Sep 7, 2017 · US
Brushless direct current motor
US-2017250595-A1 · Aug 31, 2017 · US
Brushless direct current motor and cleaner using the same
US-9729090-B2 · Aug 8, 2017 · US
Single phase motor and rotor of the same
US-2017222524-A1 · Aug 3, 2017 · US
Single Phase Motor and Rotor of the Same
US-2017222527-A1 · Aug 3, 2017 · US
Stator and Multiphase Brushless Motor Having the Same
US-2017194847-A1 · Jul 6, 2017 · US
Electric tool
US-2017194846-A1 · Jul 6, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K29/00?
- CPC H02K29/00 is the Cooperative Patent Classification code for “Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices.”
- How many patents are filed under CPC H02K29/00 (Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices)?
- Our database includes 236 publications tagged with this CPC code.
- Is patent activity under CPC H02K29/00 growing?
- Publication counts under this code: 22 in 2024 vs 10 in 2025 (latest complete years).