- 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: 110
10-year publication summary
|
9
|
7
|
8
|
2
|
8
|
6
|
5
|
8
|
11
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SunCoke Technology and Development LLC | 227 |
15 |
| Siemens AG | 23983 |
11 |
| Bombardier Transportation GmbH | 569 |
5 |
| The Boeing Company | 20196 |
4 |
| Siemens Mobility, Inc. | 375 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3277 |
4 |
| Alstom Holdings | 629 |
3 |
| Trinity North American Freight Car, Inc. | 50 |
3 |
| Trinity Rail Group, LLC | 109 |
3 |
| SSC Swiss Shielding Corporation AG | 3 |
3 |
| Siemens Mobility GmbH | 1891 |
3 |
| Siemens Mobility Austria GmbH | 192 |
3 |
| 3A Composites Mobility AG | 12 |
3 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 186 |
3 |
| Hitachi, Ltd. | 16183 |
2 |
| Siemens Industry, Inc. | 1587 |
2 |
| CRRC Qingdao Sifang Co., Ltd. | 409 |
2 |
| CRRC Tangshan Co., Ltd. | 282 |
2 |
| FACC AG | 161 |
2 |
| Fccl Partnership | 41 |
2 |
| Other owners | 31 |