- All sections
- E - Fixed constructions
- E02B - Hydraulic engineering
- E02B 3/08 - Structures of loose stones with or without piles
Patent holdings for IPC class E02B 3/08
Total number of patents in this class: 27
10-year publication summary
|
1
|
3
|
3
|
4
|
1
|
0
|
3
|
1
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyowa Co., Ltd. | 30 |
2 |
| Maeda Kosen Co., Ltd. | 21 |
2 |
| Artificial Surf Reefs Limited | 1 |
1 |
| The Davey Tree Expert Company | 75 |
1 |
| Fudo Tetra Corporation | 9 |
1 |
| Geobrugg AG | 103 |
1 |
| Green Infra Co., Ltd. | 3 |
1 |
| Kajima Corporation | 82 |
1 |
| Korea Institute of Ocean Science & Technology | 420 |
1 |
| Kureha Corporation | 1027 |
1 |
| Nanyang Technological University | 2003 |
1 |
| Ocean University of China | 189 |
1 |
| Powerchina Huadong Engineering Corporation Limited | 35 |
1 |
| Urban Environmental Corp. | 1 |
1 |
| DAWIN Co., Ltd. | 9 |
1 |
| Garware Technical Fibres Limited | 35 |
1 |
| Abong Corporation | 1 |
1 |
| Daesan L & C | 1 |
1 |
| Eternal Preserve Co., Ltd. | 2 |
1 |
| Ever Green Co. | 7 |
1 |
| Other owners | 5 |