- 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: 137
10-year publication summary
|
3
|
7
|
10
|
15
|
8
|
9
|
10
|
7
|
6
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 23983 |
9 |
| Mitsubishi Electric Corporation | 48236 |
8 |
| Siemens Mobility GmbH | 1891 |
7 |
| NXP Aeronautics Research, LLC | 15 |
6 |
| Southwest Jiaotong University | 197 |
5 |
| Alstom Holdings | 629 |
4 |
| CRRC Zhuzhou Locomotive Co., Ltd | 264 |
4 |
| Faiveley Transport Tours | 71 |
3 |
| SEW-EURODRIVE GmbH & Co. KG | 2040 |
3 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6165 |
3 |
| CRRC Changchun Railway Vehicles Co., Ltd. | 281 |
3 |
| General Electric Company | 13938 |
2 |
| Hitachi, Ltd. | 16183 |
2 |
| Caterpillar Inc. | 10299 |
2 |
| Tsinghua University | 6238 |
2 |
| Beijing Jiaotong University | 178 |
2 |
| Hatch Ltd. | 221 |
2 |
| Hawker Siddeley Switchgear Limited | 9 |
2 |
| Meidensha Corporation | 936 |
2 |
| Railway Technical Research Institute | 36 |
2 |
| Other owners | 64 |