Electric motors
US-2024171046-A1 · May 23, 2024 · US
Suppressors associated with the rotor
Suppressors associated with the rotor · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K11/028 |
| Official title | Suppressors associated with the rotor |
| Display label | Suppressors associated with the rotor |
| Total patents | 80 |
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 | 11 |
| 2016 | 11 |
| 2017 | 11 |
| 2018 | 14 |
| 2019 | 7 |
| 2020 | 3 |
| 2021 | 8 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Connection assembly cover with integrated anti-rotation
US-2021288556-A1 · Sep 16, 2021 · US
Field winding type rotary machine
US-11050330-B2 · Jun 29, 2021 · US
Magnetic shield for a superconducting generator
US-2020350805-A1 · Nov 5, 2020 · US
Motor and air blowing device
US-2020251964-A1 · Aug 6, 2020 · US
Rotary electrical machine which minimizes electromagnetic disturbances sustained by measurement element
US-10715000-B2 · Jul 14, 2020 · US
Rotor for brush motor and on-vehicle brush motor
US-10439349-B2 · Oct 8, 2019 · US
Rotor With a Coil Arrangement and a Winding Carrier
US-2019267885-A1 · Aug 29, 2019 · US
Field winding type rotary machine
US-2019207491-A1 · Jul 4, 2019 · US
Motor driving assembly and torque transmission mechanism
US-10333369-B2 · Jun 25, 2019 · US
Pole-number-changing rotary electric machine and driving method for pole-number-changing rotary electric machine
US-10312846-B2 · Jun 4, 2019 · US
Rotating electric machine with a built-in control device and electric power assist steering system
US-10236750-B2 · Mar 19, 2019 · US
Motor having a noise filter
US-10205367-B2 · Feb 12, 2019 · US
Control unit and electric power steering device using same, and method for manufacturing control unit
US-10144447-B2 · Dec 4, 2018 · US
Pump assembly
US-2018283383-A1 · Oct 4, 2018 · US
Electric motor with improved cooling
US-10044245-B2 · Aug 7, 2018 · US
Head end power module having two inverters
US-9991767-B2 · Jun 5, 2018 · US
Closure apparatus for a housing for damping interference signals of a commutated electric motor
US-9960658-B2 · May 1, 2018 · US
Actuator with electric motor and EMI reduction circuit
US-9941773-B2 · Apr 10, 2018 · US
Commutator of an electric motor
US-9935414-B2 · Apr 3, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K11/028?
- CPC H02K11/028 is the Cooperative Patent Classification code for “Suppressors associated with the rotor.”
- How many patents are filed under CPC H02K11/028 (Suppressors associated with the rotor)?
- Our database includes 80 publications tagged with this CPC code.
- Is patent activity under CPC H02K11/028 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).