- All sections
- E - Fixed constructions
- E01B - Permanent way; permanent-way tools; machines for making railways of all kinds
- E01B 9/28 - Fastening on wooden or concrete sleepers or on masonry with clamp members
Patent holdings for IPC class E01B 9/28
Total number of patents in this class: 38
10-year publication summary
5
|
2
|
0
|
3
|
1
|
3
|
3
|
2
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Pandrol Limited | 94 |
8 |
Vossloh-Werke GmbH | 96 |
3 |
Lewis Bolt & Nut Company | 22 |
2 |
Semperit AG Holding | 30 |
2 |
PCM RAIL.ONE AG | 20 |
2 |
Vossloh Fastening Systems GmbH | 14 |
2 |
Progress Rail Services Corp | 225 |
1 |
HF Holding SA | 28 |
1 |
Korea Railroad Research Institute | 175 |
1 |
Pultrusion Technique Inc. | 56 |
1 |
Racine Railroad Products, Inc. | 18 |
1 |
RAIL.ONE GmbH | 25 |
1 |
Sampyo Engineering & Construction Ltd. | 1 |
1 |
Vossloh Cogifer | 14 |
1 |
Plasticos Mondragon, S.A.U. | 1 |
1 |
PCM RAIL.ONE GmbH | 1 |
1 |
HR System Hungary Zrt. | 1 |
1 |
Korea Rail Network Authority | 2 |
1 |
Pandrol Iberica S.A.U. | 5 |
1 |
RTE Technologie GmbH | 6 |
1 |
Other owners | 5 |