H02J 13/12
Monitoring network conditions
Official title: Monitoring network conditions, e.g. electrical magnitudes or operational status
H02J13/12 (Monitoring network conditions) appears on 1,862 US grants and 2,667 published applications in this corpus.
Search patents in H02J- Granted patents
- 1,862
- Published applications
- 2,667
- Assignees
- 1,092
- Inventors
- 5,647
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 10 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 11 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 1 |
| 2002 | 8 | 10 |
| 2003 | 9 | 10 |
| 2004 | 7 | 16 |
| 2005 | 14 | 20 |
| 2006 | 14 | 23 |
| 2007 | 10 | 16 |
| 2008 | 13 | 23 |
| 2009 | 8 | 29 |
| 2010 | 20 | 40 |
| 2011 | 15 | 48 |
| 2012 | 32 | 87 |
| 2013 | 38 | 109 |
| 2014 | 45 | 92 |
| 2015 | 60 | 88 |
| 2016 | 51 | 112 |
| 2017 | 88 | 85 |
| 2018 | 77 | 92 |
| 2019 | 105 | 130 |
| 2020 | 118 | 176 |
| 2021 | 159 | 262 |
| 2022 | 178 | 214 |
| 2023 | 186 | 269 |
| 2024 | 201 | 222 |
| 2025 | 176 | 258 |
| 2026 | 119 | 235 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Bus inertia for enhancing dynamic flexibility of hybrid power systems22 Sep 2026US 12,744,405 B2Khalifa University of Science and Technology
- Intelligent operation and maintenance control platform for secondary power system15 Sep 2026US 12,736,957 B2
- Voltage drop and capacity use calculation system8 Oct 2026US 2026/0309759 A1Basarsoft Bilgi Teknolojileri Anonim Sirketi
- Electric testing systems8 Oct 2026US 2026/0309779 A1
- Electrical service type classification8 Oct 2026US 2026/0311191 A1Itron, Inc.
- Method for avoiding a power failure in an electrical grid8 Oct 2026US 2026/0312408 A1Fronius International GmbH
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Most cited
By later US patents
- System and method for monitoring and controlling energy usage599US 6,633,823 B2Nxegen, Inc. · 2003
- Power transmission line monitoring system469US 5,006,846 A1991
- User interface for monitoring remote devices446US 6,931,445 B2StatSignal Systems, Inc. · 2005
- System and method for controlling power demand over an integrated wireless network445US 6,671,586 B2StatSignal Systems, Inc. · 2003
- Systems and methods for providing remote monitoring of consumption for a utility meter438US 6,836,737 B2StatSignal Systems, Inc. · 2004