B60L 53/12
Inductive energy transfer
B60L53/12 (Inductive energy transfer) appears on 2,973 US grants and 4,134 published applications in this corpus.
Search patents in B60L- Granted patents
- 2,973
- Published applications
- 4,134
- Assignees
- 832
- Inventors
- 4,625
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 10 | 0 |
| 1996 | 9 | 0 |
| 1997 | 15 | 0 |
| 1998 | 12 | 0 |
| 1999 | 7 | 0 |
| 2000 | 14 | 0 |
| 2001 | 8 | 9 |
| 2002 | 9 | 0 |
| 2003 | 2 | 2 |
| 2004 | 0 | 1 |
| 2005 | 3 | 2 |
| 2006 | 2 | 3 |
| 2007 | 1 | 5 |
| 2008 | 2 | 5 |
| 2009 | 0 | 19 |
| 2010 | 7 | 69 |
| 2011 | 12 | 89 |
| 2012 | 23 | 139 |
| 2013 | 64 | 165 |
| 2014 | 60 | 240 |
| 2015 | 115 | 286 |
| 2016 | 169 | 311 |
| 2017 | 287 | 308 |
| 2018 | 289 | 316 |
| 2019 | 323 | 311 |
| 2020 | 248 | 266 |
| 2021 | 244 | 281 |
| 2022 | 235 | 327 |
| 2023 | 179 | 304 |
| 2024 | 233 | 293 |
| 2025 | 211 | 233 |
| 2026 | 162 | 150 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Charging system, charging method, and vehicle6 Oct 2026US 12,756,211 B2Shinry Technologies Co., Ltd.
- Wireless charging device6 Oct 2026US 12,756,214 B2Inventec Corporation
- Wireless charging base and charging system of automatic snow sweeping equipment6 Oct 2026US 12,756,233 B2Shenzhen Hanyang Technology Co., Ltd.
- Wireless power transfer systems29 Sep 2026US 12,746,834 B1UT-Battelle, LLC
- Robotic work tool and robotic tool system29 Sep 2026US 12,746,838 B2Husqvarna AB
- Ground power supply device and wiring8 Oct 2026US 2026/0307513 A1Denso Corporation
- Systems and methods for smart vehicle access for vehicles with a dead battery8 Oct 2026US 2026/0307514 A1GM Global Technology Operations LLC
- Charging station powered by a renewable energy source8 Oct 2026US 2026/0307519 A1Sage Geosystems Inc.
- Radiated emission reduction for wireless charging8 Oct 2026US 2026/0312435 A1Tesla, Inc.
- Wireless power transmission system8 Oct 2026US 2026/0312439 A1Delta Electronics (Thailand) Public Co., Ltd.
Most cited
By later US patents
- Wireless non-radiative energy transfer952US 7,741,734 B2Massachusetts Institute of Technology · 2010
- Wireless energy transfer568US 7,825,543 B2Massachusetts Institute of Technology · 2010
- Connection system and connection method for an electric automotive vehicle509US 5,821,731 ASumitomo Wiring Systems, Ltd. · 1998
- Wireless energy transfer using planar capacitively loaded conducting loop resonators449US 8,035,255 B2WiTricity Corporation · 2011
- Wireless energy transfer converters438US 8,497,601 B2WiTricity Corporation · 2013