H02J 50/10
Circuit arrangements or systems for wireless supply or distribution of electric power
Official title: using inductive coupling
H02J50/10 (Circuit arrangements or systems for wireless supply or distribution of electric power) appears on 14,136 US grants and 18,714 published applications in this corpus.
Search patents in H02J- Granted patents
- 14,136
- Published applications
- 18,714
- Assignees
- 3,359
- Inventors
- 19,614
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 12 | 0 |
| 1995 | 14 | 0 |
| 1996 | 10 | 0 |
| 1997 | 18 | 0 |
| 1998 | 19 | 0 |
| 1999 | 28 | 0 |
| 2000 | 27 | 0 |
| 2001 | 25 | 12 |
| 2002 | 32 | 29 |
| 2003 | 14 | 28 |
| 2004 | 15 | 37 |
| 2005 | 16 | 44 |
| 2006 | 31 | 45 |
| 2007 | 28 | 78 |
| 2008 | 32 | 123 |
| 2009 | 42 | 198 |
| 2010 | 71 | 308 |
| 2011 | 115 | 443 |
| 2012 | 184 | 611 |
| 2013 | 258 | 740 |
| 2014 | 406 | 1046 |
| 2015 | 562 | 1275 |
| 2016 | 856 | 1278 |
| 2017 | 1136 | 1498 |
| 2018 | 1351 | 1445 |
| 2019 | 1480 | 1449 |
| 2020 | 1291 | 1307 |
| 2021 | 1242 | 1307 |
| 2022 | 1134 | 1312 |
| 2023 | 953 | 1285 |
| 2024 | 1106 | 1159 |
| 2025 | 966 | 975 |
| 2026 | 629 | 682 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Powered vehicle accessory and accessory powering method6 Oct 2026US 12,752,723 B2Ford Global Technologies, LLC
- Low-power sensors utilizing wiegand coils6 Oct 2026US 12,754,259 B2Allegro MicroSystems, LLC
- Active capacitive stylus and wireless charging system6 Oct 2026US 12,754,623 B2EMRight Technology Co., Ltd.
- Wireless charging device6 Oct 2026US 12,756,214 B2Inventec Corporation
- Roadway section having embedded wireless charge elements6 Oct 2026US 12,756,227 B1Integrated Roadways IP LLC
- System and method for capturing and transmitting biometric data8 Oct 2026US 2026/0305955 A1Nexa Labs Inc.
- Interchangeable Watch Strap with Removably Secured Electronic Sensing Module8 Oct 2026US 2026/0306021 A1
- Ground power supply device and wiring8 Oct 2026US 2026/0307513 A1Denso Corporation
- Ultrasound system and control method of ultrasound system8 Oct 2026US 2026/0309677 A1FUJIFILM Corporation
- Antenna Design for Ultra-Wideband Communication on an Implanted Device8 Oct 2026US 2026/0310295 A1Echo Neurotechnologies Corporation
Most cited
By later US patents
- Surgical instrument with modular shaft and transducer1,330US 9,308,009 B2Ethicon Endo-Surgery, Inc. · 2016
- Sterile medical instrument charging device1,325US 9,597,143 B2Ethicon Endo-Surgery, Inc. · 2017
- Inductively coupled electrosurgical instrument1,154US 5,849,020 AEthicon Endo-Surgery, Inc. · 1998
- Inductive power adapter1,119US 7,378,817 B2Microsoft Corporation · 2008
- Inductive battery charger1,039US 7,375,493 B2Microsoft Corporation · 2008