- All sections
- B - Performing operationstransporting
- B61L - Guiding railway trafficensuring the safety of railway traffic
- B61L 3/16 - Continuous control along the route
Patent holdings for IPC class B61L 3/16
Total number of patents in this class: 49
10-year publication summary
|
12
|
9
|
8
|
3
|
3
|
0
|
5
|
2
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GE Global Sourcing LLC | 861 |
10 |
| Hitachi, Ltd. | 16094 |
5 |
| Universal City Studios LLC | 2855 |
5 |
| Transportation IP Holdings, LLC | 994 |
4 |
| Siemens Mobility, Inc. | 376 |
3 |
| Mitsubishi Electric Corporation | 48018 |
2 |
| Metrom Rail, LLC | 54 |
2 |
| Asiatic Innovations Pty Ltd | 5 |
2 |
| General Electric Company | 13899 |
1 |
| Siemens AG | 24029 |
1 |
| Rockwell Automation Technologies, Inc. | 2803 |
1 |
| Siemens Industry, Inc. | 1584 |
1 |
| Hyperloop Technologies, Inc. | 123 |
1 |
| Kyosan Electric Mfg. Co., Ltd. | 183 |
1 |
| McLaren Applied Technologies Limited | 32 |
1 |
| New York Air Brake LLC | 272 |
1 |
| Parallel Systems, Inc. | 40 |
1 |
| Solar Transportation Technologies, Inc. | 1 |
1 |
| Westinghouse Air Brake Technologies Corporation | 487 |
1 |
| Mitsubishi Electric R&D Centre Europe B.V. | 374 |
1 |
| Other owners | 4 |