System and method of identifying path of residual current flow through an intelligent power strip
US-2020400728-A1 · Dec 24, 2020 · US
involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02H3/32 |
| Official title | involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors |
| Display label | involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors |
| Total patents | 141 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 6 |
| 2017 | 13 |
| 2018 | 14 |
| 2019 | 17 |
| 2020 | 15 |
| 2021 | 17 |
| 2022 | 9 |
| 2023 | 25 |
| 2024 | 9 |
| 2025 | 9 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and apparatus for switching current
US-10819275-B2 · Oct 27, 2020 · US
Display apparatus and control method for power loss thereof
US-10802331-B2 · Oct 13, 2020 · US
Systems and methods for ground fault detection in power systems using communication network
US-2020166557-A1 · May 28, 2020 · US
Liquid system tool having an integrated residual current device
US-10666041-B2 · May 26, 2020 · US
Zone selective interlocking test apparatus
US-10591545-B2 · Mar 17, 2020 · US
Method for locating phase faults in a microgrid
US-2020044436-A1 · Feb 6, 2020 · US
Arc detector and arc detection method
US-10554035-B2 · Feb 4, 2020 · US
Electric grill with current protection circuitry
US-10524312-B2 · Dec 31, 2019 · US
Trip control circuit for circuit breaker
US-10483751-B2 · Nov 19, 2019 · US
A liquid system tool having an integrated residual current device
US-2019348831-A1 · Nov 14, 2019 · US
Discrete input determining circuit and method
US-2019346488-A1 · Nov 14, 2019 · US
Arc detecting apparatus and control method thereof, non-transitory computer readable recording medium, and dc power system
US-2019288500-A1 · Sep 19, 2019 · US
Method for controlling a charging device of a vehicle and charging device of a vehicle for charging an electrical energy storage device of the vehicle
US-2019270382-A1 · Sep 5, 2019 · US
Direct current power distribution and fault protection
US-10381829-B2 · Aug 13, 2019 · US
Fault interrupt module
US-2019245338-A1 · Aug 8, 2019 · US
Discrete input determining circuit and method
US-10365304-B2 · Jul 30, 2019 · US
Earth leakage circuit breaker
US-2019173272-A1 · Jun 6, 2019 · US
Enhanced protection, diagnosis, and control of power distribution and control units
US-10281528-B2 · May 7, 2019 · US
Discrete input determining circuit and method
US-2019107565-A1 · Apr 11, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02H3/32?
- CPC H02H3/32 is the Cooperative Patent Classification code for “involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors.”
- How many patents are filed under CPC H02H3/32 (involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors)?
- Our database includes 141 publications tagged with this CPC code.
- Is patent activity under CPC H02H3/32 growing?
- Publication counts under this code: 9 in 2024 vs 9 in 2025 (latest complete years).