- All sections
- B - Performing operationstransporting
- B61C - Locomotivesmotor railcars
- B61C 17/00 - Arrangement or disposition of partsDetails or accessories not otherwise provided forUse of control gear and control systems
Patent holdings for IPC class B61C 17/00
Total number of patents in this class: 373
10-year publication summary
|
34
|
38
|
33
|
37
|
32
|
38
|
27
|
30
|
19
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 45693 |
52 |
| Siemens Mobility GmbH | 1698 |
25 |
| CRRC Qingdao Sifang Co., Ltd. | 378 |
18 |
| BYD Company Limited | 4742 |
14 |
| Siemens AG | 24563 |
13 |
| CRRC Zhuzhou Locomotive Co., Ltd | 248 |
11 |
| Bombardier Transportation GmbH | 648 |
10 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
10 |
| Hitachi, Ltd. | 15402 |
9 |
| CRRC Dalian Co., Ltd. | 59 |
9 |
| Progress Rail Locomotive Inc. | 316 |
8 |
| CRRC Tangshan Co., Ltd. | 254 |
7 |
| GE Global Sourcing LLC | 899 |
7 |
| Transportation IP Holdings, LLC | 924 |
7 |
| Alstom Holdings | 604 |
6 |
| Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH | 571 |
6 |
| CRRC Dalian Institute Co., Ltd. | 30 |
6 |
| CRRC Changchun Railway Vehicles Co., Ltd. | 235 |
6 |
| CRRC Nanjing Puzhen Co., Ltd. | 99 |
6 |
| Toshiba Corporation | 12264 |
5 |
| Other owners | 138 |