- All sections
- E - Fixed constructions
- E02D - Foundations; excavations; embankments; underground or underwater structures
- E02D 17/08 - Bordering or stiffening the sides of ditches or narrow shafts for foundations
Patent holdings for IPC class E02D 17/08
Total number of patents in this class: 141
10-year publication summary
|
10
|
15
|
17
|
21
|
23
|
20
|
9
|
18
|
10
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Trench Safety, LLC | 14 |
8 |
| Subsurface,Inc. | 21 |
7 |
| Secure Ground Solutions Ltd | 6 |
6 |
| Hence Construction Co., Ltd. | 5 |
5 |
| Isps Sp. z o.o. | 7 |
5 |
| Supportec Co., Ltd. | 15 |
4 |
| 2307050 Alberta Ltd. | 4 |
4 |
| Ground Protection, LLC | 14 |
3 |
| Hiram (WA) Pty Ltd | 7 |
3 |
| Quanta Associates, L.P. | 435 |
3 |
| P.S. Tech Co., Ltd. | 8 |
3 |
| Kolon Construction Co., Ltd. | 7 |
2 |
| Kundel Industries, Inc. | 19 |
2 |
| Stenger ApS | 2 |
2 |
| Eze Shoring (Halifax) Limited | 3 |
2 |
| Daihan Cork Co., Ltd. | 2 |
2 |
| HAN, Hyungu | 2 |
2 |
| Land-side Construction Industries Tech. Co., Ltd. | 2 |
2 |
| Shoreright Inc. | 2 |
2 |
| Isaac, KIRBY W. | 2 |
2 |
| Other owners | 72 |