- All sections
- B - Performing operationstransporting
- B61D - Body details or kinds of railway vehicles
- B61D 49/00 - Other details
Patent holdings for IPC class B61D 49/00
Total number of patents in this class: 143
10-year publication summary
|
17
|
17
|
7
|
6
|
9
|
8
|
8
|
5
|
13
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Mobility GmbH | 1793 |
8 |
| Siemens AG | 24294 |
6 |
| Hitachi, Ltd. | 15792 |
6 |
| Alstom Holdings | 621 |
4 |
| CRRC Qingdao Sifang Co., Ltd. | 395 |
4 |
| Bombardier Transportation GmbH | 634 |
3 |
| Harsco Technologies LLC | 146 |
3 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 183 |
3 |
| Mitsubishi Electric Corporation | 47302 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 32904 |
2 |
| Amazon Technologies, Inc. | 27447 |
2 |
| JVC Kenwood Corporation | 3075 |
2 |
| The Yokohama Rubber Co., Ltd. | 4101 |
2 |
| Bradken Resources Pty Limited | 148 |
2 |
| East Japan Railway Company | 66 |
2 |
| Fccl Partnership | 39 |
2 |
| John L. Gunn Trust | 4 |
2 |
| Korea Railroad Research Institute | 178 |
2 |
| Mitsubishi Aircraft Corporation | 125 |
2 |
| National Steel Car Limited | 147 |
2 |
| Other owners | 82 |