H02J 1/00
Circuit arrangements for dc mains or dc distribution networks
Official title: Circuit arrangements for DC mains or DC distribution networks
H02J1/00 (Circuit arrangements for dc mains or dc distribution networks) appears on 5,992 US grants and 7,071 published applications in this corpus.
Search patents in H02J- Granted patents
- 5,992
- Published applications
- 7,071
- Assignees
- 2,413
- Inventors
- 12,866
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 7 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 11 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 14 | 0 |
| 1993 | 18 | 0 |
| 1994 | 12 | 0 |
| 1995 | 14 | 0 |
| 1996 | 26 | 0 |
| 1997 | 29 | 0 |
| 1998 | 62 | 0 |
| 1999 | 62 | 0 |
| 2000 | 55 | 0 |
| 2001 | 68 | 19 |
| 2002 | 69 | 82 |
| 2003 | 86 | 114 |
| 2004 | 92 | 140 |
| 2005 | 73 | 130 |
| 2006 | 91 | 125 |
| 2007 | 73 | 144 |
| 2008 | 74 | 129 |
| 2009 | 105 | 145 |
| 2010 | 135 | 198 |
| 2011 | 146 | 169 |
| 2012 | 142 | 245 |
| 2013 | 124 | 258 |
| 2014 | 159 | 283 |
| 2015 | 201 | 317 |
| 2016 | 237 | 330 |
| 2017 | 337 | 286 |
| 2018 | 338 | 360 |
| 2019 | 357 | 386 |
| 2020 | 352 | 434 |
| 2021 | 429 | 466 |
| 2022 | 412 | 527 |
| 2023 | 409 | 505 |
| 2024 | 431 | 445 |
| 2025 | 408 | 444 |
| 2026 | 279 | 390 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H02J 1/10Parallel operation of dc sources3,410
- H02J 1/08Three-wire dc power distribution systems1,305
- H02J 1/14Balancing load and power generation in dc networks887
- H02J 1/06Two-wire dc power distribution systems331
- H02J 1/001Hot plugging or unplugging of load or power modules to or from320
- H02J 1/02Arrangements for reducing harmonics or ripples191
- H02J 1/002Circuit arrangements for dc mains or dc distribution networks: using intermediate dc-ac-dc111
- H02J 1/04Current-controlled supply systems110
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