- All sections
- E - Fixed constructions
- E02D - Foundationsexcavationsembankmentsunderground or underwater structures
- E02D 19/12 - Restraining of underground water by damming or interrupting the passage of underground water
Patent holdings for IPC class E02D 19/12
Total number of patents in this class: 15
10-year publication summary
|
1
|
1
|
2
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0
|
2
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3
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0
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0
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0
|
0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Anhui Expressway Holding Group Co., Ltd. | 1 |
1 |
| Bauer Spezialtiefbau GmbH | 112 |
1 |
| Deepwater Corrosion Services, Inc. | 11 |
1 |
| Huesker Synthetic GmbH | 85 |
1 |
| Jiangsu University | 1103 |
1 |
| Wang, Fuming | 9 |
1 |
| Zhengzhou University | 131 |
1 |
| Van den Herik Sliedrecht | 2 |
1 |
| EDMUNDS, James | 1 |
1 |
| Huesker Synthetic BV | 1 |
1 |
| MACHIN, Jonathan Bruce | 1 |
1 |
| Shanghai Construction Engineering Second Construction Group Co., Ltd | 15 |
1 |
| Henan Institute of Sun Yat-sen University | 1 |
1 |
| Royal Eijkelkamp B.V. | 10 |
1 |
| Mvc Océan Inc. | 4 |
1 |
| Other owners | 0 |