H02J 13/1321
Using a wired telecommunication network or a data transmission bus
Official title: {using a wired telecommunication network or a data transmission bus}
H02J13/1321 (Using a wired telecommunication network or a data transmission bus) appears on 1,461 US grants and 1,608 published applications in this corpus.
Search patents in H02J- Granted patents
- 1,461
- Published applications
- 1,608
- Assignees
- 702
- Inventors
- 3,059
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 8 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 16 | 0 |
| 1994 | 10 | 0 |
| 1995 | 14 | 0 |
| 1996 | 13 | 0 |
| 1997 | 17 | 0 |
| 1998 | 13 | 0 |
| 1999 | 17 | 0 |
| 2000 | 12 | 0 |
| 2001 | 11 | 4 |
| 2002 | 14 | 17 |
| 2003 | 12 | 35 |
| 2004 | 15 | 33 |
| 2005 | 21 | 19 |
| 2006 | 27 | 34 |
| 2007 | 20 | 39 |
| 2008 | 8 | 33 |
| 2009 | 23 | 26 |
| 2010 | 23 | 65 |
| 2011 | 19 | 83 |
| 2012 | 41 | 103 |
| 2013 | 66 | 113 |
| 2014 | 72 | 126 |
| 2015 | 76 | 96 |
| 2016 | 88 | 107 |
| 2017 | 110 | 114 |
| 2018 | 95 | 117 |
| 2019 | 130 | 113 |
| 2020 | 120 | 78 |
| 2021 | 106 | 69 |
| 2022 | 53 | 51 |
| 2023 | 65 | 43 |
| 2024 | 46 | 29 |
| 2025 | 32 | 34 |
| 2026 | 14 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System for designing a low-voltage distribution network at a secondary unit substation25 Aug 2026US 12,719,307 B2WAGO Verwaltungsgesellschaft mbH
- Digital electricity controller18 Aug 2026US 12,712,362 B2VoltServer, Inc.
- Power control system, power control device, and program28 Jul 2026US 12,695,306 B2Daikin Industries, Ltd.
- Method and system for the hierarchical scheduling of energy flows in microgrids deploying battery energy storage systems23 Jun 2026US 12,665,432 B2Honeywell International Inc.
- System and method for monitoring power supply devices9 Jun 2026US 12,651,924 B2Solaredge Technologies Ltd.
- Direct current conversion device and system24 Sep 2026US 2026/0291212 A1Crrc Zhuzhou Electric Locomotive Research Institute Co., Ltd.
- Relay protection external operation information intelligent management system and method17 Sep 2026US 2026/0280341 A1Yunnan Electric Power Test and Research Institute (Group) Co., Ltd
- Method and apparatus for distributing power commands10 Sep 2026US 2026/0269635 A1Hanwha Solutions Corporation
- Scalable rules-based object-oriented power system control scheme27 Aug 2026US 2026/0254245 A1Cummins Power Generation Inc.
- System, method, and apparatus for electric power grid and network management of grid elements30 Jul 2026US 2026/0219698 A1Causam Enterprises, Inc.
Most cited
By later US patents
- Method and system for communicating filter compensation coefficients for a digital power control system1,193US 7,249,267 B2Power-One, Inc. · 2007
- Engery management and building automation system884US 5,572,438 ATECO Energy Management Services · 1996
- Refrigeration monitor unit797US 6,453,687 B2Robertshaw Controls Company · 2002
- Energy management and home automation system750US 5,544,036 A1996
- Magnetic coupling device and methods for use therewith475US 9,793,954 B2AT&T Intellectual Property I, L. P. · 2017