- All sections
- B - Performing operations; transporting
- B60M - Power supply lines, or devices along rails, for electrically-propelled vehicles
- B60M 1/22 - Separate lines from which power lines are suspended, e.g. catenary lines, supporting-lines under tension
Patent holdings for IPC class B60M 1/22
Total number of patents in this class: 12
10-year publication summary
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1
|
1
|
1
|
2
|
1
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0
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2
|
1
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2
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alstom Transport Technologies | 566 |
3 |
| Siemens AG | 24990 |
1 |
| Brecknell, Willis & Co. Limited | 4 |
1 |
| CTC Global Corporation | 46 |
1 |
| Gcf-generale Costruzioni Ferroviarie S.p.A. | 5 |
1 |
| Impulse NC LLC | 1 |
1 |
| Jilin University | 229 |
1 |
| LAMIFIL, naamloze vennootschap | 21 |
1 |
| TS Conductor Corp. | 10 |
1 |
| Shijiazhuang Machinery and Equipment Branch of China Rail Way Electrification Bureau Group Co. Ltd | 1 |
1 |
| Other owners | 0 |