Induction motor having full pitch winding
US-10833550-B2 · Nov 10, 2020 · US
for auxiliary purposes, e.g. damping or commutating
for auxiliary purposes, e.g. damping or commutating · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K3/16 |
| Official title | for auxiliary purposes, e.g. damping or commutating |
| Display label | for auxiliary purposes, e.g. damping or commutating |
| Total patents | 123 |
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 | 6 |
| 2016 | 4 |
| 2017 | 13 |
| 2018 | 17 |
| 2019 | 17 |
| 2020 | 18 |
| 2021 | 11 |
| 2022 | 10 |
| 2023 | 14 |
| 2024 | 9 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System, method and apparatus for alternator for electric machine
US-2020227967-A1 · Jul 16, 2020 · US
Force detection system of electric cleansing appliance and force detection method
US-2020163448-A1 · May 28, 2020 · US
Stator and electric motor with cancel coil for reducing unbalanced magnetic flux
US-10511200-B2 · Dec 17, 2019 · US
Stator and rotary electric machine
US-2019363615-A1 · Nov 28, 2019 · US
Assembly and method for preventing axial migration of springs in generator rotors
US-2019326791-A1 · Oct 24, 2019 · US
Methods for manufacturing a housing for an electrical machine
US-10424989-B2 · Sep 24, 2019 · US
Electromechanical actuator damping
US-10404121-B2 · Sep 3, 2019 · US
Slot cooling fins in electrical machines
US-2019229595-A1 · Jul 25, 2019 · US
Synchronous generator of a gearless wind turbine and method for producing a synchronous generator, and use of form coils
US-2019229572-A1 · Jul 25, 2019 · US
Rotor of rotating electrical machine and associated fabrication process
US-2019207455-A1 · Jul 4, 2019 · US
Rotor of rotating electrical machine and associated fabrication process
US-2019207456-A1 · Jul 4, 2019 · US
Rotating electric machine and vehicle equipped with rotating electric machine
US-10340756-B2 · Jul 2, 2019 · US
Stator of rotary electric machine
US-2019199154-A1 · Jun 27, 2019 · US
Damped electric motor
US-2019165621-A1 · May 30, 2019 · US
Electrical machine
US-2019157956-A1 · May 23, 2019 · US
Additive amortisseur circuit
US-2019157948-A1 · May 23, 2019 · US
Rotary electric apparatus
US-2019115795-A1 · Apr 18, 2019 · US
Stator winding heat sink configuration
US-2019103780-A1 · Apr 4, 2019 · US
Damper finger segment for generator rotor end
US-10236736-B2 · Mar 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K3/16?
- CPC H02K3/16 is the Cooperative Patent Classification code for “for auxiliary purposes, e.g. damping or commutating.”
- How many patents are filed under CPC H02K3/16 (for auxiliary purposes, e.g. damping or commutating)?
- Our database includes 123 publications tagged with this CPC code.
- Is patent activity under CPC H02K3/16 growing?
- Publication counts under this code: 9 in 2024 vs 4 in 2025 (latest complete years).