Method of locating a fault in a power transmission scheme
US-2019331726-A1 · Oct 31, 2019 · US
in cables, e.g. underground
in cables, e.g. underground · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01R31/083 |
| Official title | {in cables, e.g. underground} |
| Display label | in cables, e.g. underground |
| Total patents | 308 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 16 |
| 2017 | 13 |
| 2018 | 14 |
| 2019 | 28 |
| 2020 | 27 |
| 2021 | 43 |
| 2022 | 32 |
| 2023 | 39 |
| 2024 | 43 |
| 2025 | 40 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Testing shield continuity of a cable or cabling installation using common mode insertion loss
US-2019310298-A1 · Oct 10, 2019 · US
Reflected-wave processing apparatus
US-2019293706-A1 · Sep 26, 2019 · US
Arc detecting apparatus and control method thereof, and non-transitory computer readable recording medium
US-2019288643-A1 · Sep 19, 2019 · US
Method for characterizing a soft fault in a cable
US-10359465-B2 · Jul 23, 2019 · US
Apparatus and method for dc-component-based fault classification of three-phase distribution power cables with magnetic sensing
US-2019170801-A1 · Jun 6, 2019 · US
Method for detecting a fault occurring in a cable
US-2019170805-A1 · Jun 6, 2019 · US
Method of locating a source of transient signals in a dispersive environment
US-10191103-B2 · Jan 29, 2019 · US
Method for insulation fault location and an insulation fault location system for an ungrounded power supply system
US-2018356456-A1 · Dec 13, 2018 · US
Autonomously powered inductively coupled time domain reflectometer sensor device
US-10151788-B2 · Dec 11, 2018 · US
Output cable measurement
US-10114061-B2 · Oct 30, 2018 · US
Method and devices for extended insulation-fault search using a multifunctional test current
US-10067517-B2 · Sep 4, 2018 · US
Monitoring system and cable
US-2018238950-A1 · Aug 23, 2018 · US
Autonomously powered inductively coupled time domain reflectometer sensor device
US-2018217195-A1 · Aug 2, 2018 · US
Monitoring system, safety cable and tube for such a system, and method for operating a monitoring system
US-2018188310-A1 · Jul 5, 2018 · US
Monitoring of Power Cables with Distributed Fibre Optic Sensing
US-2018180658-A1 · Jun 28, 2018 · US
Radio frequency leakage detection in a cable plant
US-2018159590-A1 · Jun 7, 2018 · US
Detection of ECU ground fault with can bus voltage measurements
US-9989575-B2 · Jun 5, 2018 · US
Output cable measurement
US-2018149692-A1 · May 31, 2018 · US
Detecting Failure Locations in Power Cables
US-2018045768-A1 · Feb 15, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01R31/083?
- CPC G01R31/083 is the Cooperative Patent Classification code for “in cables, e.g. underground.”
- How many patents are filed under CPC G01R31/083 (in cables, e.g. underground)?
- Our database includes 308 publications tagged with this CPC code.
- Is patent activity under CPC G01R31/083 growing?
- Publication counts under this code: 43 in 2024 vs 40 in 2025 (latest complete years).