- All sections
- B - Performing operationstransporting
- B61D - Body details or kinds of railway vehicles
- B61D 17/18 - Internal lining, e.g. insulating
Patent holdings for IPC class B61D 17/18
Total number of patents in this class: 95
10-year publication summary
|
5
|
9
|
7
|
8
|
2
|
8
|
6
|
5
|
7
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens AG | 24568 |
11 |
| Bombardier Transportation GmbH | 648 |
6 |
| The Boeing Company | 19994 |
4 |
| Siemens Mobility, Inc. | 346 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3062 |
4 |
| Trinity North American Freight Car, Inc. | 50 |
3 |
| SSC Swiss Shielding Corporation AG | 3 |
3 |
| Siemens Mobility GmbH | 1701 |
3 |
| 3A Composites Mobility AG | 10 |
3 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 179 |
3 |
| Hitachi, Ltd. | 15416 |
2 |
| Alstom Holdings | 605 |
2 |
| Siemens Industry, Inc. | 1441 |
2 |
| CRRC Qingdao Sifang Co., Ltd. | 378 |
2 |
| CRRC Tangshan Co., Ltd. | 254 |
2 |
| FACC AG | 143 |
2 |
| Fccl Partnership | 38 |
2 |
| Holland, L.P. | 57 |
2 |
| National Steel Car Limited | 149 |
2 |
| SunCoke Technology and Development LLC | 231 |
2 |
| Other owners | 31 |