H02J 50/05
Circuit arrangements or systems for wireless supply or distribution of electric power
Official title: using capacitive coupling
H02J50/05 (Circuit arrangements or systems for wireless supply or distribution of electric power) appears on 689 US grants and 893 published applications in this corpus.
Search patents in H02J- Granted patents
- 689
- Published applications
- 893
- Assignees
- 349
- Inventors
- 1,367
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 3 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 6 |
| 2008 | 2 | 7 |
| 2009 | 4 | 12 |
| 2010 | 5 | 6 |
| 2011 | 4 | 11 |
| 2012 | 5 | 45 |
| 2013 | 9 | 28 |
| 2014 | 21 | 93 |
| 2015 | 36 | 82 |
| 2016 | 55 | 73 |
| 2017 | 73 | 53 |
| 2018 | 66 | 68 |
| 2019 | 65 | 80 |
| 2020 | 58 | 55 |
| 2021 | 73 | 60 |
| 2022 | 63 | 64 |
| 2023 | 41 | 37 |
| 2024 | 45 | 46 |
| 2025 | 32 | 36 |
| 2026 | 23 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Line sensor comprising a capacitive divider with integrated slot antenna6 Oct 2026US 12,754,212 B2Comrod AS
- System and method for inductive charging of portable devices18 Aug 2026US 12,712,387 B2Mojo Mobility, Inc.
- Apparatus having electric-field actuated generator for powering electrical load within vicinity of powerlines28 Jul 2026US 12,695,322 B2
- Antenna device, and contactless power transfer system21 Jul 2026US 12,689,239 B2NTT, Inc.
- Enrolment assistance device14 Jul 2026US 12,682,198 B2Fingerprint Cards Anacatum IP AB
- Power Conserving Methods for Ultra-Wideband on Brain Computer Interface (BCI) Systems8 Oct 2026US 2026/0312438 A1Echo Neurotechnologies Corporation
- Capacitive coupling for optical or laser diodes24 Sep 2026US 2026/0291172 A1Satius Holding, Inc.
- System and method for inductive charging of portable devices24 Sep 2026US 2026/0291287 A1Mojo Mobility, Inc.
- Electric field resonant antenna, and wireless power transmission system17 Sep 2026US 2026/0280343 A1NTT, Inc.
- Wireless power transfer station for wirelessly transmitting electrical power to an electrically motorized vehicle or electrically motorized device10 Sep 2026US 2026/0264543 A1Awl-Electricity Inc
Most cited
By later US patents
- Medical device packaging with charging interface856US 9,000,720 B2Ethicon Endo-Surgery, Inc. · 2015
- Surgical shaft assemblies with slip ring assemblies forming capacitive channels675US 10,903,685 B2Ethicon, Inc. · 2021
- System and method for transferring power to intrabody instruments445US 9,107,684 B2Covidien LP · 2015
- Hybrid power harvesting and method363US 8,159,090 B2Powercast Corporation · 2012
- Passive electrical coupling device and methods for use therewith323US 10,224,981 B2AT&T Intellectual Property I, L. P. · 2019