- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 33/00 - Testing foundations or foundation structures
Patent holdings for IPC class E02D 33/00
Total number of patents in this class: 273
10-year publication summary
|
11
|
15
|
18
|
15
|
29
|
30
|
12
|
35
|
26
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zhejiang University | 3458 |
8 |
| Qingdao University of Technology | 644 |
8 |
| Shandong University | 1157 |
7 |
| Vuyk Technology Holdings, LLC | 8 |
6 |
| Nanchang Yongqi Technology Development Co., Ltd. | 5 |
5 |
| LOADTEST, Inc. | 19 |
4 |
| Will N Well Property Sdn Bhd | 5 |
4 |
| Jibanshikenjo Co., Ltd. | 7 |
4 |
| Guangdong Zhongke Huada Engineering Test Co., Ltd. | 8 |
4 |
| CCCC Third Harbor Engineering Co., Ltd. | 61 |
4 |
| Chongqing University | 306 |
3 |
| Dalian University of Technology | 1598 |
3 |
| United Services Automobile Association (USAA) | 3249 |
3 |
| CCCC First Harbor Engineering Co., Ltd. | 53 |
3 |
| Vapor Products Group, LLC | 12 |
3 |
| GRL Engineers, Inc, | 3 |
3 |
| RBM Consulting Group, Inc. | 3 |
3 |
| Bauer Spezialtiefbau GmbH | 112 |
2 |
| Hohai University | 224 |
2 |
| Hydro-Quebec | 633 |
2 |
| Other owners | 192 |