Electric vehicle propulsion
Official title: PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES (arrangements or mounting of electrical propulsion units or of plural diverse prime-movers for mutual or common propulsion in vehicles B60K1/00, B60K6/20; arrangements or mounting of electrical gearing in vehicles B60K17/12, B60K17/14; preventing wheel slip by reducing power in rail vehicles B61C15/08; dynamo-electric machines H02K; control or regulation of electric motors H02P); SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES (electric coupling devices combined with mechanical couplings of vehicles B60D1/64; electric heating for vehicles B60H1/00); ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL (control or regulation of electric motors H02P); MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
B60L (Electric vehicle propulsion) appears on 45,000 US grants and 60,099 published applications in this corpus.
Search patents in B60L- Granted patents
- 45,000
- Published applications
- 60,099
- Assignees
- 8,191
- Inventors
- 74,487
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 90 | 0 |
| 1977 | 70 | 0 |
| 1978 | 90 | 0 |
| 1979 | 44 | 0 |
| 1980 | 69 | 0 |
| 1981 | 61 | 0 |
| 1982 | 67 | 0 |
| 1983 | 55 | 0 |
| 1984 | 57 | 0 |
| 1985 | 73 | 0 |
| 1986 | 53 | 0 |
| 1987 | 83 | 0 |
| 1988 | 53 | 0 |
| 1989 | 58 | 0 |
| 1990 | 65 | 0 |
| 1991 | 55 | 0 |
| 1992 | 104 | 0 |
| 1993 | 108 | 0 |
| 1994 | 189 | 0 |
| 1995 | 184 | 0 |
| 1996 | 249 | 0 |
| 1997 | 239 | 0 |
| 1998 | 304 | 0 |
| 1999 | 290 | 0 |
| 2000 | 320 | 0 |
| 2001 | 323 | 154 |
| 2002 | 403 | 392 |
| 2003 | 356 | 506 |
| 2004 | 368 | 594 |
| 2005 | 372 | 563 |
| 2006 | 434 | 594 |
| 2007 | 400 | 697 |
| 2008 | 416 | 902 |
| 2009 | 474 | 1255 |
| 2010 | 662 | 1558 |
| 2011 | 896 | 1599 |
| 2012 | 1166 | 2029 |
| 2013 | 1424 | 2359 |
| 2014 | 1599 | 2390 |
| 2015 | 1987 | 2586 |
| 2016 | 2196 | 2760 |
| 2017 | 2474 | 2669 |
| 2018 | 2427 | 2917 |
| 2019 | 2769 | 3214 |
| 2020 | 2615 | 3463 |
| 2021 | 2677 | 3442 |
| 2022 | 2878 | 4195 |
| 2023 | 2733 | 4684 |
| 2024 | 3420 | 5283 |
| 2025 | 3685 | 5297 |
| 2026 | 2816 | 3997 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
- B60L 50/00Electric propulsion with power supplied within the vehicle18,050
- B60L 2240/00Control parameters of input or outputIndexing code16,237
- B60L 53/00Methods of charging batteries, specially adapted for electric vehicles15,334
- B60L 58/00Methods or circuit arrangements for monitoring or controlling batteries or fuel cells14,813
- B60L 3/00Electric devices on electrically-propelled vehicles for safety purposes10,039
- B60L 2200/00Type of vehiclesIndexing code9,123
- B60L 15/00Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles8,890
- B60L 2210/00Converter typesIndexing code6,199
All 19 main groupsShow fewer
- B60L 2260/00Operating modesIndexing code5,278
- B60L 2250/00Driver interactionsIndexing code5,079
- B60L 1/00Supplying electric power to auxiliary equipment of vehicles4,567
- B60L 7/00Electrodynamic brake systems for vehicles in general4,270
- B60L 2220/00Electrical machine typesIndexing code4,078
- B60L 2270/00Problem solutions or means not otherwise provided forIndexing code3,209
- B60L 55/00Arrangements for supplying energy stored within a vehicle to a power network1,299
- B60L 5/00Current collectors for power supply lines of electrically-propelled vehicles1,004
- B60L 8/00Electric propulsion with power supply from forces of nature1,003
- B60L 9/00Electric propulsion with power supply external to the vehicle792
- B60L 13/00Electric propulsion for monorail vehicles, suspension vehicles or rack railways780
Recent patents
- Systems and methods for battery thermal management on a vehicle6 Oct 2026US 12,752,139 B2Oshkosh Corporation
- High voltage cable routing for electrified vehicle6 Oct 2026US 12,752,140 B2Oshkosh Corporation
- System and method for allocating battery power for electric vehicles with a disconnect clutch6 Oct 2026US 12,752,622 B2Ford Global Technologies, LLC
- Electrified vehicle6 Oct 2026US 12,752,628 B2Toyota Jidosha Kabushiki Kaisha
- Closed loop control of resistive braking based on temperature6 Oct 2026US 12,752,629 B2Caterpillar Inc.
- High voltage cable routing for electrified vehicle8 Oct 2026US 2026/0306888 A1Oshkosh Corporation
- Apparatus, system, and method of docking for autonomous robot navigation8 Oct 2026US 2026/0307238 A1Jabil Inc.
- Disconnector control apparatus and method for supporting driving, and vehicle and storage medium including same8 Oct 2026US 2026/0307477 A1Hyundai Motor Company
- Drive Force Control Method and Drive Force Control Device8 Oct 2026US 2026/0307479 A1Nissan Motor Co., Ltd.
- Advanced gated shifter for vehicle manual and automatic transmission emulation8 Oct 2026US 2026/0307481 A1Adeia Guides Inc.
Most cited
- Electrical system for a motor vehicle, including at least one supercapacitor1,516US 5,260,637 AMagneti Marelli S.p.A. · 1993
- Voltage converter control apparatus, and method1,440US 7,199,537 B2Toyota Jidosha Kabushiki Kaisha · 2007
- Methods and apparatus for increasing power of permanent magnet motors1,432US 6,777,838 B22004
- Tunable frangible battery pack system1,223US 7,923,144 B2Tesla, Inc. · 2011
- Apparatus, method and article for physical security of power storage devices in vehicles1,063US 8,560,147 B2Gogoro Inc. · 2013