- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 3/12 - Consolidating by placing solidifying or pore-filling substances in the soil
Patent holdings for IPC class E02D 3/12
Total number of patents in this class: 526
10-year publication summary
|
37
|
49
|
42
|
43
|
41
|
37
|
42
|
40
|
31
|
40
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Soletanche Freyssinet | 481 |
18 |
| Bauer Spezialtiefbau GmbH | 114 |
14 |
| Geopier Foundation Company, Inc. | 145 |
14 |
| Kao Corporation | 4984 |
10 |
| Thur S.r.l. | 16 |
9 |
| Uretek Worldwide OY | 16 |
9 |
| Tenox Kyusyu Corporation | 8 |
8 |
| Beijing Hengxiang Hongye Foundation Reinforcement Technology Co., Ltd. | 20 |
7 |
| Aquadation, LLC | 14 |
6 |
| Keller Holding GmbH | 26 |
6 |
| Takeuchi Construction Co., Ltd. | 8 |
6 |
| Denka Company Limited | 2629 |
5 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1557 |
5 |
| Ingios Geotechnics, Inc. | 14 |
5 |
| Shandong University | 1055 |
5 |
| Soilmec S.p.A. | 74 |
5 |
| Arizona Board of Regents on behalf of Arizona State University | 2673 |
4 |
| Crown Products & Services, Inc. | 12 |
4 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 625 |
4 |
| Fudo Tetra Corporation | 9 |
4 |
| Other owners | 378 |