H02J 13/333
The equipment forming part of substations
Official title: the equipment forming part of substations
H02J13/333 (The equipment forming part of substations) appears on 1,227 US grants and 1,386 published applications in this corpus.
Search patents in H02J- Granted patents
- 1,227
- Published applications
- 1,386
- Assignees
- 519
- Inventors
- 2,445
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 10 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 9 | 0 |
| 1989 | 11 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 6 | 0 |
| 1999 | 11 | 0 |
| 2000 | 10 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 7 |
| 2003 | 11 | 28 |
| 2004 | 5 | 19 |
| 2005 | 12 | 13 |
| 2006 | 18 | 16 |
| 2007 | 11 | 18 |
| 2008 | 9 | 22 |
| 2009 | 15 | 18 |
| 2010 | 14 | 36 |
| 2011 | 19 | 55 |
| 2012 | 21 | 103 |
| 2013 | 38 | 122 |
| 2014 | 62 | 129 |
| 2015 | 64 | 107 |
| 2016 | 80 | 112 |
| 2017 | 103 | 99 |
| 2018 | 102 | 88 |
| 2019 | 117 | 77 |
| 2020 | 107 | 71 |
| 2021 | 77 | 56 |
| 2022 | 56 | 50 |
| 2023 | 57 | 46 |
| 2024 | 36 | 28 |
| 2025 | 24 | 38 |
| 2026 | 18 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for actively managing electric power supply for an electric power grid29 Sep 2026US 12,748,450 B2Causam Enterprises, Inc.
- Starting method of energy storage system, energy storage system and starting device15 Sep 2026US 12,738,763 B2Contemporary Amperex Technology (Hong Kong) Limited
- Transformer monitoring management system15 Sep 2026US 12,738,766 B2Fortune Electric Co., Ltd.
- Sustainable power shifting in the presence of an uninterruptible power supply1 Sep 2026US 12,726,044 B2International Business Machines Corporation
- Operation control system, operation control apparatus, and operation control method25 Aug 2026US 12,716,601 B2Daikin Industries, Ltd.
- Methods and systems for distributed utility intelligence architecture24 Sep 2026US 2026/0291279 A1Delta Energy & Communications, Inc.
- Techniques for integration of intelligent electronic devices24 Sep 2026US 2026/0291281 A1
- Redundant low-power distribution in a power distribution network17 Sep 2026US 2026/0280340 A1Corning Research & Development Corporation
- Network and method for performing controller area network (can) communication in power supply system3 Sep 2026US 2026/0261144 A1Hanwha Solutions Corporation
- Fault ride-through method, system, electronic device, and storage medium for renewable energy integration converter stations27 Aug 2026US 2026/0254240 A1Shandong University
Most cited
By later US patents
- Engery management and building automation system884US 5,572,438 ATECO Energy Management Services · 1996
- System and method for monitoring and controlling energy usage599US 6,633,823 B2Nxegen, Inc. · 2003
- System and method for controlling power demand over an integrated wireless network445US 6,671,586 B2StatSignal Systems, Inc. · 2003
- System for rate-related control of electrical loads435US 5,696,695 ATeCom AS · 1997
- System, method, and apparatus for electric power grid and network management of grid elements418US 8,588,991 B1Causam Holdings, LLC · 2013