- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 5/72 - Pile shoes
Patent holdings for IPC class E02D 5/72
Total number of patents in this class: 72
10-year publication summary
|
8
|
2
|
2
|
3
|
8
|
2
|
12
|
1
|
4
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samil Engineering & Construction Co.,Ltd | 25 |
11 |
| University of Washington through its Center for Commercialization | 505 |
6 |
| Peikko Group Oy | 171 |
5 |
| Tiroler Rohre GmbH | 33 |
5 |
| Hubbell Incorporated | 3442 |
2 |
| Zhejiang University | 3444 |
2 |
| Jiangsu University of Science and Technology | 395 |
2 |
| Shanghai Investigation, Design & Research Institute Co., Ltd. | 53 |
2 |
| Jiangsu University of Science and Technology Marine Equipment Research Institute | 15 |
2 |
| PilePro GmbH | 21 |
2 |
| Cable Lock, Inc. | 3 |
1 |
| Crux Subsurface, Inc. | 5 |
1 |
| Foundation Technologies, Inc. | 13 |
1 |
| Habdank Pv-montagesysteme GmbH & Co. KG | 13 |
1 |
| Hatch Ltd. | 221 |
1 |
| IHC Holland IE B.V. | 260 |
1 |
| Nippon Steel Corporation | 6871 |
1 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
1 |
| Quanta Associates, L.P. | 450 |
1 |
| Rautaruukki Oyj | 136 |
1 |
| Other owners | 23 |