- All sections
- B - Performing operations; transporting
- B60L - Propulsion of electrically-propelled vehicles; supplying electric power for auxiliary equipment of electrically-propelled vehicles; electrodynamic brake systems for vehicles in general; magnetic suspension or levitation for vehicles; monitoring operating variables of electrically-propelled vehicles; electric safety devices for electrically-propelled vehicles
- B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performance; Adaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
Patent holdings for IPC class B60L 15/20
Total number of patents in this class: 5232
10-year publication summary
501
|
497
|
347
|
462
|
445
|
383
|
427
|
498
|
566
|
214
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Toyota Motor Corporation | 28582 |
273 |
Nissan Motor Co., Ltd. | 12249 |
238 |
Ford Global Technologies, LLC | 19702 |
202 |
Hyundai Motor Company | 19021 |
194 |
Denso Corporation | 23338 |
161 |
Honda Motor Co., Ltd. | 24537 |
150 |
Robert Bosch GmbH | 40953 |
126 |
NTN Corporation | 5008 |
125 |
GM Global Technology Operations LLC | 13620 |
96 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
91 |
Kia Motors Corporation | 7946 |
89 |
Hitachi Astemo, Ltd. | 5618 |
75 |
Aisin AW Co., Ltd. | 2430 |
69 |
Mitsubishi Jidosha Kogyo Kabushiki Kaisha | 1221 |
66 |
Bayerische Motoren Werke Aktiengesellschaft | 13126 |
64 |
Subaru Corporation | 2959 |
59 |
Kia Corporation | 6450 |
59 |
Audi AG | 7153 |
57 |
Mitsubishi Electric Corporation | 43934 |
55 |
Hitachi Automotive Systems, Ltd. | 3970 |
47 |
Other owners | 2936 |