H02J 3/388
Arrangements for the handling of islanding
Official title: Arrangements for the handling of islanding, e.g. for disconnection or for avoiding the disconnection of power
H02J3/388 (Arrangements for the handling of islanding) appears on 1,007 US grants and 1,281 published applications in this corpus.
Search patents in H02J- Granted patents
- 1,007
- Published applications
- 1,281
- Assignees
- 484
- Inventors
- 2,027
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 5 |
| 2003 | 2 | 7 |
| 2004 | 4 | 5 |
| 2005 | 4 | 7 |
| 2006 | 6 | 7 |
| 2007 | 8 | 11 |
| 2008 | 9 | 12 |
| 2009 | 5 | 22 |
| 2010 | 10 | 15 |
| 2011 | 17 | 23 |
| 2012 | 16 | 35 |
| 2013 | 15 | 29 |
| 2014 | 18 | 47 |
| 2015 | 24 | 46 |
| 2016 | 44 | 62 |
| 2017 | 37 | 78 |
| 2018 | 54 | 83 |
| 2019 | 58 | 105 |
| 2020 | 72 | 186 |
| 2021 | 110 | 75 |
| 2022 | 168 | 104 |
| 2023 | 107 | 81 |
| 2024 | 75 | 74 |
| 2025 | 73 | 85 |
| 2026 | 58 | 76 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Anti-islanding method and apparatus for distributed power generation433US 6,219,623 B1Plug Power Inc. · 2001
- Systems for highly efficient solar power conversion377US 7,605,498 B2Ampt, LLC · 2009
- Inverter control methodology for distributed generation sources connected to a utility grid372US 7,248,946 B2Advanced Energy Conversion, LLC · 2007
- Systems for boundary controlled solar power conversion370US 7,719,140 B2Ampt, LLC · 2010
- Peak electrical power conversion system308US 5,659,465 AAeroviroment, Inc. · 1997