In-vehicle charging device
US-2025038675-A1 · Jan 30, 2025 · US
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with electromagnetically-operated vibrating contacts, e.g. chopper
with electromagnetically-operated vibrating contacts, e.g. chopper · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02M3/42 |
| Official title | with electromagnetically-operated vibrating contacts, e.g. chopper |
| Display label | with electromagnetically-operated vibrating contacts, e.g. chopper |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 3 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for controlling operation of MLPE device, method for controlling MLPE devices, and photovoltaic system
US-12057809-B2 · Aug 6, 2024 · US
Power conversion device
US-11916434-B2 · Feb 27, 2024 · US
Power conversion device
US-2022399747-A1 · Dec 15, 2022 · US
Charging station having dynamic charging current distribution
US-11264798-B2 · Mar 1, 2022 · US
Method For Controlling Operation Of MLPE Device, Method For Controlling MLPE Devices, and Photovoltaic System
US-2022038052-A1 · Feb 3, 2022 · US
Charging station having dynamic charging current distribution
US-2021129701-A1 · May 6, 2021 · US
Switching power supply
US-10784772-B2 · Sep 22, 2020 · US
Power supply device and method for controlling power supply device
US-10594220-B2 · Mar 17, 2020 · US
Power supply device and method for controlling power supply device
US-2019341851-A1 · Nov 7, 2019 · US
Switching power supply
US-2019131864-A1 · May 2, 2019 · US