H02H 1/0084
By means of pilot wires or a telephone network
Official title: {by means of pilot wires or a telephone network; watching of these wires}
H02H1/0084 (By means of pilot wires or a telephone network) appears on 37 US grants and 35 published applications in this corpus.
Search patents in H02H- Granted patents
- 37
- Published applications
- 35
- Assignees
- 34
- Inventors
- 84
- Latest grant
- 9 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 4 |
| 2013 | 2 | 2 |
| 2014 | 3 | 5 |
| 2015 | 4 | 3 |
| 2016 | 3 | 3 |
| 2017 | 2 | 1 |
| 2018 | 1 | 5 |
| 2019 | 3 | 1 |
| 2020 | 1 | 3 |
| 2021 | 3 | 1 |
| 2022 | 3 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Detection of a protective conductor failure by means of an active shield2 Aug 2022US 11,404,860 B2Dr. Ing. h. c. F. Porsche AG
- Protection assistance device of multiple circuit breakers in low-voltage system29 Mar 2022US 11,289,892 B2Ls Electric Co., Ltd.
- Intelligent leakage current detection and interruption device for power cord22 Feb 2022US 11,258,245 B2
- System and method for locating faults and communicating network operational status to a utility crew using an intelligent fuse14 Sep 2021US 11,121,537 B2ABB Schweiz AG
- Systems and methods for channel asymmetry estimation and evaluation28 May 2026US 2026/0149303 A1Schweitzer Engineering Laboratories, Inc.
- Method of monitoring operation of an electric power system and monitoring system10 Jul 2025US 2025/0226655 A1
- System and method for controlling solar photovoltaic power generation on basis of machine learning27 Jan 2022US 2022/0029423 A1Nanoomenergy Co., Ltd.
- Intelligent leakage current detection and interruption device for power cord7 Jan 2021US 2021/0006060 A1
- Protection assistance device of multiple circuit breakers in low-voltage system26 Nov 2020US 2020/0373750 A1Ls Electric Co., Ltd.
Most cited
By later US patents
- System and method for the data transmission of digital transmission data52US 7,330,512 B2Siemens Aktiengesellschaft · 2008
- Ground fault circuit interrupter system with uncommitted contacts47US 5,825,599 ALeviton Manufacturing Co., Inc. · 1998
- Pole transformer load monitoring system using wireless internet network44US 6,711,512 B2Korea Electric Power Data Network Co. Ltd. · 2004
- Protective relay apparatus19US 4,275,429 AWestinghouse Electric Corp. · 1981
- Power supply interface apparatus for communication facilities at a power station13US 5,034,622 AC. R. International, Inc. · 1991