- All sections
- E - Fixed constructions
- E01B - Permanent way; permanent-way tools; machines for making railways of all kinds
- E01B 5/18 - Guard rails; Connecting, fastening or adjusting means therefor
Patent holdings for IPC class E01B 5/18
Total number of patents in this class: 33
10-year publication summary
|
3
|
2
|
1
|
2
|
6
|
4
|
0
|
0
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Central Japan Railway Company | 127 |
8 |
| Yamato Trackwork System Co., Ltd. | 6 |
6 |
| Progress Rail Services Corp | 225 |
2 |
| Asset Integrity Management Solutions, L.L.C., d/b/a AIMS International | 12 |
2 |
| Nippon Sharyo, Ltd. | 79 |
2 |
| Vossloh Cogifer | 14 |
2 |
| Cleveland Track Material, Inc. | 20 |
1 |
| CRRC Qingdao Sifang Co., Ltd. | 354 |
1 |
| FutureNet Security Solutions, LLC | 2 |
1 |
| RSS Holding B.V. | 2 |
1 |
| China Design Group Co., Ltd. | 3 |
1 |
| Siemens Mobility SAS | 62 |
1 |
| Asset Integrity Management Solutions, L.L.C. | 1 |
1 |
| Naesby Maskinfabrik A/S | 2 |
1 |
| Zhejiang Desheng Railway Equipment Inc. | 1 |
1 |
| voestalpine Railway Systems GmbH | 26 |
1 |
| Hyundai Move-x Co., Ltd. | 15 |
1 |
| Other owners | 0 |