G01R 31/086
In power transmission or distribution networks, i.e. with interconnected conductors
Official title: {in power transmission or distribution networks, i.e. with interconnected conductors}
G01R31/086 (In power transmission or distribution networks, i.e. with interconnected conductors) appears on 591 US grants and 683 published applications in this corpus.
Search patents in G01R- Granted patents
- 591
- Published applications
- 683
- Assignees
- 346
- Inventors
- 1,596
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 2 |
| 2003 | 4 | 3 |
| 2004 | 4 | 6 |
| 2005 | 5 | 5 |
| 2006 | 3 | 4 |
| 2007 | 6 | 5 |
| 2008 | 3 | 8 |
| 2009 | 3 | 6 |
| 2010 | 4 | 10 |
| 2011 | 6 | 11 |
| 2012 | 8 | 22 |
| 2013 | 8 | 17 |
| 2014 | 21 | 29 |
| 2015 | 22 | 27 |
| 2016 | 33 | 30 |
| 2017 | 27 | 26 |
| 2018 | 22 | 44 |
| 2019 | 42 | 49 |
| 2020 | 48 | 52 |
| 2021 | 60 | 50 |
| 2022 | 47 | 65 |
| 2023 | 52 | 51 |
| 2024 | 56 | 64 |
| 2025 | 40 | 56 |
| 2026 | 33 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method to detect and locate a fault in a shielded conductor6 Oct 2026US 12,754,225 B2GE Aviation Systems LLC
- Method and related device for locating ring power network fault29 Sep 2026US 12,748,141 B2Electric Power Research Institute of Yunnan Power Grid Co., Ltd
- Method and device for locating fault, computer device, and storage medium22 Sep 2026US 12,742,809 B2Sungrow Power Supply Co., Ltd.
- Systems and methods for fault management and protection22 Sep 2026US 12,742,810 B2ABL IP Holding LLC
- Methods for joint power flow calculation of master-slave systems based on grid-following impedance22 Sep 2026US 12,742,811 B1Zhejiang University of Science and Technology
- Electrical grid discrepancy identification1 Oct 2026US 2026/0298999 A1Itron, Inc.
- Detection of electric discharges that precede fires in electrical wiring24 Sep 2026US 2026/0287629 A1Whisker Labs, Inc.
- Ground fault identification with iot enabled monitors24 Sep 2026US 2026/0287632 A1Volta Insite (US) Inc.
- Loading calculation17 Sep 2026US 2026/0280292 A1S&C Electric Company
- Electric grid connection mapping10 Sep 2026US 2026/0268034 A1X Development LLC
Most cited
By later US patents
- Methods and apparatus for restoring connections in an ATM network273US 6,167,025 ATelcordia Technologies, Inc. · 2000
- System and method for island detection237US 6,850,074 B2Encorp, Inc. · 2005
- Load analysis system for fault detection203US 5,600,526 AThe Texas A&M University System · 1997
- Portable self powered line mountable device for measuring and transmitting ambient temperature191US 9,380,857 B22016
- Output cable measurement166US 10,114,061 B2Kohler Co. · 2018