B60L 7/12
For vehicles propelled by dc motors
Official title: for vehicles propelled by DC motors
B60L7/12 (For vehicles propelled by dc motors) appears on 458 US grants and 463 published applications in this corpus.
Search patents in B60L- Granted patents
- 458
- Published applications
- 463
- Assignees
- 233
- Inventors
- 966
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 2 |
| 2002 | 4 | 9 |
| 2003 | 8 | 12 |
| 2004 | 5 | 7 |
| 2005 | 7 | 14 |
| 2006 | 5 | 12 |
| 2007 | 10 | 7 |
| 2008 | 9 | 18 |
| 2009 | 8 | 13 |
| 2010 | 5 | 25 |
| 2011 | 14 | 22 |
| 2012 | 18 | 14 |
| 2013 | 15 | 32 |
| 2014 | 20 | 43 |
| 2015 | 28 | 39 |
| 2016 | 35 | 58 |
| 2017 | 34 | 19 |
| 2018 | 38 | 25 |
| 2019 | 21 | 33 |
| 2020 | 15 | 13 |
| 2021 | 28 | 8 |
| 2022 | 23 | 15 |
| 2023 | 6 | 6 |
| 2024 | 7 | 7 |
| 2025 | 6 | 7 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric generator for electric vehicle28 Jul 2026US 12,691,747 B2Power Technology Holdings LLC
- Energy management and control system14 Jul 2026US 12,679,230 B2
- Braking controller for the link circuit of a drive system13 Jan 2026US 12,522,079 B2Meritor Electric Vehicles Germany GmbH
- Energy recovery using supercapacitors16 Sep 2025US 12,418,191 B2International Engine Intellectual Property Company, LLC
- Apparatus and method for rapid charging using shared power electronics12 Aug 2025US 12,384,260 B2Edison Innovations, LLC
- System and method for electric hub motors6 Aug 2026US 2026/0225686 A1Atmospheric Mining LLC
- Vehicle control device, vehicle control method, and vehicle control system30 Jul 2026US 2026/0217130 A1Astemo, Ltd.
- Golf cart with electronically controlled driveline brake23 Jul 2026US 2026/0208704 A1Textron Inc.
- Brake Chopper, Control Board, Bus Voltage Control Method, Device and Medium31 Jul 2025US 2025/0242697 A1Siemens Healthineers AG
- Energy management and control system17 Jul 2025US 2025/0229651 A1Ecomar Propulsion Ltd
Most cited
By later US patents
- Hybrid car with electric and heat engine279US 4,351,405 AHybricon Corporation · 1982
- 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
- Intelligent battery charger for electric drive system batteries116US 5,659,240 AGeneral Electric Company · 1997
- Self-charging electric vehicles and aircraft, and wireless energy distribution system99US 8,890,472 B22014