H02J 50/00
Circuit arrangements or systems for wireless supply or distribution of electric power
H02J50/00 (Circuit arrangements or systems for wireless supply or distribution of electric power) appears on 17,275 US grants and 23,080 published applications in this corpus.
Search patents in H02J- Granted patents
- 17,275
- Published applications
- 23,080
- Assignees
- 4,104
- Inventors
- 24,733
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 13 | 0 |
| 1995 | 15 | 0 |
| 1996 | 12 | 0 |
| 1997 | 19 | 0 |
| 1998 | 22 | 0 |
| 1999 | 30 | 0 |
| 2000 | 32 | 0 |
| 2001 | 30 | 13 |
| 2002 | 38 | 38 |
| 2003 | 23 | 38 |
| 2004 | 19 | 42 |
| 2005 | 20 | 55 |
| 2006 | 32 | 59 |
| 2007 | 34 | 96 |
| 2008 | 41 | 151 |
| 2009 | 47 | 225 |
| 2010 | 82 | 348 |
| 2011 | 140 | 497 |
| 2012 | 210 | 671 |
| 2013 | 298 | 797 |
| 2014 | 445 | 1154 |
| 2015 | 620 | 1467 |
| 2016 | 946 | 1558 |
| 2017 | 1317 | 1760 |
| 2018 | 1629 | 1739 |
| 2019 | 1798 | 1748 |
| 2020 | 1569 | 1685 |
| 2021 | 1518 | 1672 |
| 2022 | 1478 | 1687 |
| 2023 | 1238 | 1660 |
| 2024 | 1415 | 1586 |
| 2025 | 1260 | 1363 |
| 2026 | 837 | 971 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H02J 50/10Circuit arrangements or systems for wireless supply or distribution of electric power14,136
- H02J 50/80Involving the exchange of data, concerning supply or distribution of electric power6,775
- H02J 50/90Involving detection or optimisation of position4,162
- H02J 50/40Circuit arrangements or systems for wireless supply or distribution of electric power4,082
- H02J 50/20Circuit arrangements or systems for wireless supply or distribution of electric power3,065
- H02J 50/005Mechanical details of housing or structure aiming to accommodate the power transfer2,321
- H02J 50/70Involving the reduction of electric, magnetic or electromagnetic leakage fields2,027
- H02J 50/60Responsive to the presence of foreign objects1,954
All 13 subgroupsShow fewer
- H02J 50/001Energy harvesting or scavenging1,037
- H02J 50/05Circuit arrangements or systems for wireless supply or distribution of electric power689
- H02J 50/50Circuit arrangements or systems for wireless supply or distribution of electric power579
- H02J 50/30Circuit arrangements or systems for wireless supply or distribution of electric power544
- H02J 50/15Circuit arrangements or systems for wireless supply or distribution of electric power203
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By later US patents
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