- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 3/08 - Improving by compacting by inserting stones or lost bodies, e.g. compaction piles
Patent holdings for IPC class E02D 3/08
Total number of patents in this class: 123
10-year publication summary
|
8
|
7
|
5
|
12
|
13
|
11
|
15
|
8
|
7
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Geopier Foundation Company, Inc. | 146 |
50 |
| Bauer Spezialtiefbau GmbH | 114 |
3 |
| Soletanche Freyssinet | 482 |
3 |
| Zhejiang University | 3216 |
3 |
| Tsinghua University | 5973 |
2 |
| Ext Co., Ltd. | 11 |
2 |
| Hainan University | 162 |
2 |
| Ingios Geotechnics, Inc. | 14 |
2 |
| VSL International AG | 89 |
2 |
| PPI Engineering & Construction Services, LLC | 6 |
2 |
| China Three Gorges Corporation | 187 |
2 |
| Jammy Life GmbH | 2 |
2 |
| ABI Anlagentechnik-Baumaschinen-Industriebedarf Maschinenfabrik und Vertriebsgesellschaft mbH | 49 |
1 |
| Aspin Foundations Limited | 1 |
1 |
| Berkel & Company Contractors, Inc. | 4 |
1 |
| FasTest, Inc. | 55 |
1 |
| Geocorail | 11 |
1 |
| GS Engineering & Construction Corp. | 30 |
1 |
| The Hong Kong University of Science and Technology | 769 |
1 |
| IHC Holland IE B.V. | 264 |
1 |
| Other owners | 40 |