- All sections
- B - Performing operationstransporting
- B61D - Body details or kinds of railway vehicles
- B61D 17/02 - Construction details of vehicle bodies reducing air resistance by modifying contour
Patent holdings for IPC class B61D 17/02
Total number of patents in this class: 108
10-year publication summary
|
9
|
13
|
9
|
14
|
15
|
6
|
2
|
5
|
6
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Mobility GmbH | 1715 |
12 |
| Siemens AG | 24518 |
11 |
| CRRC Qingdao Sifang Co., Ltd. | 381 |
10 |
| Bombardier Transportation GmbH | 647 |
9 |
| Siemens Mobility Austria GmbH | 165 |
6 |
| Siemens AG Österreich | 316 |
4 |
| CRRC Tangshan Co., Ltd. | 255 |
3 |
| Nippon Sharyo, Ltd. | 79 |
3 |
| Voith Patent GmbH | 2755 |
3 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 180 |
3 |
| Hitachi, Ltd. | 15467 |
2 |
| Alstom Holdings | 611 |
2 |
| HÜBNER GmbH & Co. KG | 145 |
2 |
| Korea Railroad Research Institute | 177 |
2 |
| Tangshan Railway Vehicle Co., Ltd. | 29 |
2 |
| Technische Universitat Berlin | 355 |
2 |
| Volvo Lastvagnar AB | 826 |
2 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3094 |
2 |
| Siemens Mobility GmbH | 4 |
2 |
| CRRC Zhuzhou Locomotive Co., Ltd | 257 |
2 |
| Other owners | 24 |