Electromagnetic relay with decreasing hold power requirement
US-12505967-B2 · Dec 23, 2025 · US
by changing number of parallel-connected turns or windings · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H47/08 |
| Official title | by changing number of parallel-connected turns or windings |
| Display label | by changing number of parallel-connected turns or windings |
| Total patents | 6 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12505967-B2 · Dec 23, 2025 · US
US-2024038471-A1 · Feb 1, 2024 · US
US-11164711-B2 · Nov 2, 2021 · US
US-2020035432-A1 · Jan 30, 2020 · US
US-9711309-B2 · Jul 18, 2017 · US
US-2015028877-A1 · Jan 29, 2015 · US