- All sections
- B - Performing operations; transporting
- B60M - Power supply lines, or devices along rails, for electrically-propelled vehicles
- B60M 3/04 - Arrangements for cutting-in and -out of individual track sections
Patent holdings for IPC class B60M 3/04
Total number of patents in this class: 77
10-year publication summary
5
|
2
|
4
|
7
|
4
|
5
|
8
|
8
|
5
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Bombardier Transportation GmbH | 682 |
9 |
ENRX IPT GmbH | 52 |
5 |
Mitsubishi Electric Corporation | 43934 |
3 |
Tsinghua University | 5426 |
3 |
Hawker Siddeley Switchgear Limited | 8 |
3 |
Southwest Jiaotong University | 120 |
3 |
CRRC Zhuzhou Locomotive Co., Ltd | 215 |
3 |
CRRC Dalian R&D Co., Ltd. | 46 |
3 |
Crsc Research & Design Institute Group Co., Ltd. | 61 |
3 |
Siemens AG | 24990 |
2 |
Alstom Transport Technologies | 566 |
2 |
Beijing Jiaotong University | 128 |
2 |
Here Global B.V. | 2210 |
2 |
Meidensha Corporation | 823 |
2 |
SEW-EURODRIVE GmbH & Co. KG | 1816 |
2 |
CRRC Zhuzhou Electric Locomotive Research Institute Co., Ltd. | 44 |
2 |
Zhuzhou CRRC Times Electric Co., Ltd. | 108 |
2 |
Elonroad AB | 22 |
2 |
China Railway Electrification Bureau (Group) Co., Ltd. | 6 |
2 |
China Railway Electrical Industry Co., Ltd. | 4 |
2 |
Other owners | 20 |