- All sections
- E - Fixed constructions
- E01F - Additional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like
- E01F 15/14 - Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollardsArrangements for reducing damage to roadside structures due to vehicular impact specially adapted for local protection, e.g. for bridge piers, for traffic islands
Patent holdings for IPC class E01F 15/14
Total number of patents in this class: 429
10-year publication summary
34
|
38
|
38
|
33
|
46
|
52
|
29
|
42
|
40
|
27
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Traffix Devices, Inc. | 183 |
29 |
Concaten, Inc. | 73 |
28 |
McCue Corporation | 92 |
27 |
Lindsay Transportation Solutions, LLC | 91 |
26 |
Energy Absorption Systems, Inc. | 48 |
13 |
The Texas a & M University System | 1690 |
10 |
Valmont Highway Technology Limited | 32 |
10 |
Boplan BVBA | 11 |
7 |
Rite-Hite Holding Corporation | 647 |
7 |
Sicking Safety Systems LLC. | 10 |
7 |
Lindsay Transportation Solutions, Inc. | 19 |
6 |
Hill & Smith Inc. | 13 |
6 |
Valtir, LLC | 83 |
6 |
The UAB Research Foundation | 640 |
5 |
Wenger, Projekte und Coaching | 14 |
5 |
Neusch Innovations, LP | 47 |
4 |
NUtech Ventures | 336 |
4 |
Ohio University | 365 |
4 |
Caris Guard Rail Co., Ltd. | 10 |
4 |
Boplan BV | 24 |
4 |
Other owners | 217 |