- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 15/04 - Placing concrete in mould-pipes, pile tubes, boreholes, or narrow shafts
Patent holdings for IPC class E02D 15/04
Total number of patents in this class: 83
10-year publication summary
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5
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6
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1
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7
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9
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8
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10
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10
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10
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8
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Soletanche Freyssinet | 481 |
4 |
| Vermeer Manufacturing Company | 638 |
3 |
| China Harbour Engineering Company Ltd. | 62 |
3 |
| Board of Regents of The Nevada System of Higher Education, on Behalf of The University of Nevada, Reno | 133 |
2 |
| Safekey Engineering Technology (zhengzhou), Ltd. | 17 |
2 |
| Shandong University | 1053 |
2 |
| Wang, Fuming | 9 |
2 |
| Zhengzhou University | 132 |
2 |
| CCCC Fourth Harbor Engineering Co., Ltd. | 24 |
2 |
| Agence Nationale pour La Gestion des Dechets Radioactifs | 51 |
1 |
| American Piledriving Equipment, Inc. | 64 |
1 |
| Bauer Maschinen GmbH | 228 |
1 |
| Bauer Spezialtiefbau GmbH | 112 |
1 |
| Cambridge Enterprise Limited | 1190 |
1 |
| Can-American Corrugating Co. Ltd. | 9 |
1 |
| Cementation Skanska Limited | 10 |
1 |
| Conseil Service Investissements | 3 |
1 |
| Form 700 Pty Ltd | 27 |
1 |
| Geopier Foundation Company, Inc. | 145 |
1 |
| Huesker Synthetic GmbH | 84 |
1 |
| Other owners | 50 |