Direct current motor
US-11355973-B2 · Jun 7, 2022 · US
having compound connection of excitation windings · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K23/10 |
| Official title | having compound connection of excitation windings |
| Display label | having compound connection of excitation windings |
| Total patents | 4 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2021 | 1 |
| 2022 | 3 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11355973-B2 · Jun 7, 2022 · US
US-11329581-B2 · May 10, 2022 · US
US-2022029565-A1 · Jan 27, 2022 · US
US-2021210997-A1 · Jul 8, 2021 · US