- All sections
- B - Performing operationstransporting
- B61D - Body details or kinds of railway vehicles
- B61D 15/06 - Buffer carsArrangements or construction of railway vehicles for protecting them in case of collisions
Patent holdings for IPC class B61D 15/06
Total number of patents in this class: 144
10-year publication summary
|
14
|
9
|
8
|
8
|
2
|
8
|
2
|
4
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Sharyo, Ltd. | 78 |
15 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3272 |
14 |
| CRRC Qingdao Sifang Co., Ltd. | 408 |
10 |
| Siemens Mobility Austria GmbH | 192 |
9 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 186 |
9 |
| Siemens AG Österreich | 318 |
8 |
| Bombardier Transportation GmbH | 570 |
8 |
| Siemens AG | 23996 |
7 |
| Voith Patent GmbH | 2741 |
7 |
| Ego International B.V. | 10 |
4 |
| Siemens Mobility GmbH | 1888 |
4 |
| CG Rail - Chinesisch-deutsches Forschungs- und Entwicklungszentrum für Bahn- und Verkehrstechnik Dresden GmbH | 20 |
4 |
| Rxd - Research Exchange Development AB | 8 |
4 |
| Hgmotive Inc. | 16 |
4 |
| AnsaldoBreda S.p.A. | 8 |
3 |
| West Japan Railway Company | 17 |
3 |
| Siemens Mobility, Inc. | 375 |
3 |
| Hitachi, Ltd. | 16163 |
2 |
| Central South University | 496 |
2 |
| Hyundai Rotem Company | 6 |
2 |
| Other owners | 22 |