- All sections
- B - Performing operationstransporting
- B60L - Propulsion of electrically-propelled vehiclessupplying electric power for auxiliary equipment of electrically-propelled vehicleselectrodynamic brake systems for vehicles in generalmagnetic suspension or levitation for vehiclesmonitoring operating variables of electrically-propelled vehicleselectric safety devices for electrically-propelled vehicles
- B60L 9/22 - Electric propulsion with power supply external to the vehicle using AC induction motors fed from DC supply lines polyphase motors
Patent holdings for IPC class B60L 9/22
Total number of patents in this class: 54
10-year publication summary
|
4
|
6
|
5
|
3
|
3
|
1
|
2
|
2
|
3
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 45860 |
13 |
| Edison Innovations, LLC | 703 |
7 |
| General Electric Company | 13830 |
3 |
| Siemens AG | 24547 |
3 |
| Honda Motor Co., Ltd. | 25157 |
2 |
| Toshiba Corporation | 12300 |
2 |
| Hitachi, Ltd. | 15449 |
2 |
| Hitachi Construction Machinery Co., Ltd. | 2626 |
2 |
| ABB Schweiz AG | 6896 |
2 |
| Robert Bosch GmbH | 42505 |
1 |
| Nissan Motor Co., Ltd. | 12391 |
1 |
| Siemens Industry, Inc. | 1440 |
1 |
| Bombardier Transportation GmbH | 647 |
1 |
| Ecole Centrale de Lyon | 129 |
1 |
| Volkswagen AG | 7310 |
1 |
| Wabtec Holding Corp. | 369 |
1 |
| Westinghouse Air Brake Technologies Corporation | 504 |
1 |
| SMA Railway Technology GmbH | 2 |
1 |
| SEG Automotive Germany GmbH | 203 |
1 |
| Mitsubishi Heavy Industries Engineering, Ltd. | 196 |
1 |
| Other owners | 7 |