- All sections
- B - Performing operations; transporting
- B61L - Guiding railway traffic; ensuring the safety of railway traffic
- B61L 27/10 - Operations, e.g. scheduling or time tables
Patent holdings for IPC class B61L 27/10
Total number of patents in this class: 51
10-year publication summary
|
0
|
1
|
2
|
0
|
1
|
3
|
3
|
8
|
22
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
4 |
| BYD Company Limited | 3700 |
4 |
| Parallel Systems, Inc. | 18 |
4 |
| Casco Signal Co., Ltd. | 94 |
4 |
| Hitachi, Ltd. | 16452 |
2 |
| Alstom Transport Technologies | 566 |
2 |
| Technological Resources Pty. Limited | 444 |
2 |
| Westinghouse Air Brake Technologies Corporation | 521 |
2 |
| Siemens Mobility GmbH | 1550 |
2 |
| Glydways, Inc. | 33 |
2 |
| SunTrain, Inc. | 9 |
2 |
| Alcatel | 1 |
1 |
| Beijing Jiaotong University | 128 |
1 |
| BNSF Railway Company | 328 |
1 |
| Casco Signal Ltd. | 34 |
1 |
| Daifuku Co., Ltd. | 860 |
1 |
| Hyperloop Technologies, Inc. | 207 |
1 |
| Tata Consultancy Services Limited | 2066 |
1 |
| SSI Schäfer Automation GmbH (DE) | 21 |
1 |
| Siemens Mobility, Inc. | 329 |
1 |
| Other owners | 12 |