- All sections
- B - Performing operationstransporting
- B60M - Power supply lines, or devices along rails, for electrically-propelled vehicles
- B60M 3/00 - Feeding power to the supply lines in contact with collector on vehiclesArrangements for consuming regenerative power
Patent holdings for IPC class B60M 3/00
Total number of patents in this class: 135
10-year publication summary
|
3
|
7
|
10
|
14
|
8
|
9
|
10
|
6
|
5
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24314 |
11 |
| Mitsubishi Electric Corporation | 47461 |
7 |
| Southwest Jiaotong University | 185 |
5 |
| Siemens Mobility GmbH | 1817 |
5 |
| NXP Aeronautics Research, LLC | 14 |
5 |
| Alstom Holdings | 622 |
4 |
| CRRC Zhuzhou Locomotive Co., Ltd | 264 |
4 |
| Faiveley Transport Tours | 71 |
3 |
| SEW-EURODRIVE GmbH & Co. KG | 1996 |
3 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6209 |
3 |
| CRRC Changchun Railway Vehicles Co., Ltd. | 276 |
3 |
| General Electric Company | 13811 |
2 |
| Hitachi, Ltd. | 15859 |
2 |
| Caterpillar Inc. | 10025 |
2 |
| Tsinghua University | 6091 |
2 |
| Beijing Jiaotong University | 168 |
2 |
| Hatch Ltd. | 218 |
2 |
| Hawker Siddeley Switchgear Limited | 9 |
2 |
| Meidensha Corporation | 914 |
2 |
| Railway Technical Research Institute | 36 |
2 |
| Other owners | 64 |