- All sections
- B - Performing operationstransporting
- B61D - Body details or kinds of railway vehicles
- B61D 1/00 - Carriages for ordinary railway passenger traffic
Patent holdings for IPC class B61D 1/00
Total number of patents in this class: 94
10-year publication summary
|
15
|
15
|
9
|
10
|
14
|
11
|
3
|
5
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Alstom Holdings | 604 |
10 |
| Siemens AG | 24562 |
8 |
| Siemens Mobility GmbH | 1697 |
7 |
| United Barrier Technologies, Inc. | 5 |
5 |
| CRRC Qingdao Sifang Co., Ltd. | 377 |
4 |
| CRRC Tangshan Co., Ltd. | 254 |
4 |
| Siemens AG Österreich | 316 |
3 |
| Siemens Mobility Austria GmbH | 164 |
3 |
| Promise to Perform Industries, Inc. | 18 |
3 |
| Bombardier Transportation GmbH | 648 |
2 |
| BYD Company Limited | 4713 |
2 |
| CRRC Qiqihar Rolling Stock Co., Ltd. | 105 |
2 |
| Siemens Mobility, Inc. | 346 |
2 |
| Kawasaki Railcar Manufacturing Co., Ltd. | 179 |
2 |
| The Boeing Company | 19960 |
1 |
| Canon Inc. | 39206 |
1 |
| Airbus Helicopters | 965 |
1 |
| Alstom Transport Technologies | 128 |
1 |
| Amsted Rail Company, Inc. | 430 |
1 |
| Barat | 4 |
1 |
| Other owners | 31 |