B60L 9/02
Electric propulsion with power supply external to the vehicle: using dc motors
Official title: using DC motors
B60L9/02 (Electric propulsion with power supply external to the vehicle: using dc motors) appears on 97 US grants and 91 published applications in this corpus.
Search patents in B60L- Granted patents
- 97
- Published applications
- 91
- Assignees
- 63
- Inventors
- 239
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 3 |
| 2003 | 4 | 4 |
| 2004 | 1 | 0 |
| 2005 | 1 | 6 |
| 2006 | 3 | 4 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 2 | 3 |
| 2010 | 2 | 2 |
| 2011 | 0 | 5 |
| 2012 | 3 | 6 |
| 2013 | 5 | 2 |
| 2014 | 5 | 12 |
| 2015 | 6 | 5 |
| 2016 | 8 | 2 |
| 2017 | 3 | 6 |
| 2018 | 5 | 2 |
| 2019 | 2 | 0 |
| 2020 | 2 | 4 |
| 2021 | 3 | 2 |
| 2022 | 2 | 7 |
| 2023 | 2 | 5 |
| 2024 | 5 | 4 |
| 2025 | 4 | 4 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power supply of a detection unit22 Sep 2026US 12,741,546 B2Schunk Transit Systems GmbH
- AC/DC substation configurable between charging and powering modes8 Sep 2026US 12,728,735 B2Caterpillar Inc.
- Connection connector for drive units7 Apr 2026US 12,594,837 B2Siemens Aktiengesellschaft
- Overhead line system for construction machines for piece good and bulk material transport and construction machine17 Mar 2026US 12,576,751 B2Liebherr-Mining Equipment Colmar SAS
- Energy-supplying double-deck carriage, rail vehicle and method of manufacturing a double-deck carriage24 Feb 2026US 12,559,144 B2Stadler Rail AG
- Method and system for cooling a traction component of a rail vehicle27 Aug 2026US 2026/0249890 A1Siemens Mobility GmbH
- Ac/dc substation configurable between charging and powering modes2 Apr 2026US 2026/0095107 A1Caterpillar Inc.
- Overhead traveling vehicle system19 Feb 2026US 2026/0048768 A1Murata Machinery, Ltd.
- Electrical traction system for an industrial electric vehicle, industrial electric vehicle, electrical power supply system and method of providing electrical energy to an industrial electric vehicle29 May 2025US 2025/0170902 A1ABB Schweiz AG
- Power supply of a detection unit13 Mar 2025US 2025/0083531 A1Schunk Transit Systems GmbH
Most cited
By later US patents
- Autonomous vehicle for working on a surface and method of controlling same320US 4,962,453 ATransitions Research Corporation · 1990
- Hybrid energy locomotive electrical power storage system151US 6,591,758 B2General Electric Company · 2003
- Hybrid energy power management system and method134US 6,615,118 B2General Electric Company · 2003
- Locomotive energy tender97US 6,612,245 B2Carl Rowold · 2003
- Hybrid energy off highway vehicle electric power management system and method89US 7,532,960 B2General Electric Company · 2009