- All sections
- B - Performing operationstransporting
- B60M - Power supply lines, or devices along rails, for electrically-propelled vehicles
- B60M 1/13 - Trolley wires
Patent holdings for IPC class B60M 1/13
Total number of patents in this class: 31
10-year publication summary
|
0
|
3
|
5
|
0
|
6
|
5
|
4
|
3
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Mobility GmbH | 1882 |
3 |
| DTI Group Limited | 12 |
2 |
| Liebherr Mining Equipment Newport News Co. | 32 |
2 |
| Siemens AG | 23996 |
1 |
| Hitachi Construction Machinery Co., Ltd. | 2762 |
1 |
| Hitachi Metals, Ltd. | 1896 |
1 |
| Mitsubishi Electric Corporation | 48146 |
1 |
| Brecknell, Willis & Co. Limited | 2 |
1 |
| BYD Company Limited | 6509 |
1 |
| Furrer + Frey AG | 36 |
1 |
| La Farga Lacambra, S.A.U. | 2 |
1 |
| LS Cable & System Ltd. | 411 |
1 |
| Mitsubishi Materials Corporation | 2476 |
1 |
| Shenzhen Institutes of Advanced Technology | 1528 |
1 |
| Shenzhen Institutes of Advanced Technology Chinese Academy of Sciences | 2156 |
1 |
| Southwest Jiaotong University | 196 |
1 |
| BEUMER Group GmbH & Co. KG | 124 |
1 |
| CRRC Yangtze Co., Ltd. | 84 |
1 |
| Fondazione Politecnico di Milano | 3 |
1 |
| Siemens Mobility Austria GmbH | 192 |
1 |
| Other owners | 7 |