B60L 50/53
In combination with an external power supply
Official title: in combination with an external power supply, e.g. from overhead contact lines
B60L50/53 (In combination with an external power supply) appears on 378 US grants and 468 published applications in this corpus.
Search patents in B60L- Granted patents
- 378
- Published applications
- 468
- Assignees
- 198
- Inventors
- 882
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 5 |
| 2003 | 5 | 5 |
| 2004 | 4 | 4 |
| 2005 | 2 | 6 |
| 2006 | 3 | 7 |
| 2007 | 4 | 6 |
| 2008 | 2 | 7 |
| 2009 | 4 | 8 |
| 2010 | 6 | 14 |
| 2011 | 7 | 19 |
| 2012 | 5 | 15 |
| 2013 | 12 | 26 |
| 2014 | 16 | 16 |
| 2015 | 22 | 14 |
| 2016 | 13 | 22 |
| 2017 | 23 | 16 |
| 2018 | 18 | 45 |
| 2019 | 30 | 28 |
| 2020 | 27 | 29 |
| 2021 | 22 | 25 |
| 2022 | 22 | 26 |
| 2023 | 14 | 30 |
| 2024 | 25 | 38 |
| 2025 | 26 | 30 |
| 2026 | 18 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- AC/DC substation configurable between charging and powering modes8 Sep 2026US 12,728,735 B2Caterpillar Inc.
- Electrical architecture for battery powered machine25 Aug 2026US 12,715,310 B2Caterpillar Inc.
- Electrified vehicle14 Jul 2026US 12,679,228 B2Toyota Jidosha Kabushiki Kaisha
- Haul vehicle and method for controlling haul vehicle7 Jul 2026US 12,673,560 B2Komatsu Ltd.
- Vehicle control system19 May 2026US 12,630,022 B2Transportation IP Holdings, LLC
- Mobile battery and/or a battery hybrid mobile electrical power supply for electric powered drill rig1 Oct 2026US 2026/0296223 A1Sandvik Mining and Construction USA, LLC
- Electric truck with on-board charger for energy distribution network maintenance services20 Aug 2026US 2026/0241814 A1Elektro Redes S/A
- Recovery Of Electric Work Vehicles20 Aug 2026US 2026/0243058 A1Caterpillar Inc.
- Work machine and control method for work machine20 Aug 2026US 2026/0243059 A1Komatsu Ltd.
- Power supply system for railway vehicles20 Aug 2026US 2026/0246271 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Remote power recharge for electronic equipment421US 7,068,991 B22006
- Remote charging system for a vehicle374US 5,982,139 A1999
- Battery charging arrangement for unmanned aerial vehicle utilizing the electromagnetic field associated with utility power lines to generate power to inductively charge energy supplies302US 7,714,536 B1The United States of America as represented by the Secretary of the Navy · 2010
- Remote charging system for a vehicle290US 6,114,834 A2000
- Hybrid energy locomotive electrical power storage system151US 6,591,758 B2General Electric Company · 2003