- All sections
- E - Fixed constructions
- E02B - Hydraulic engineering
- E02B 8/02 - Sediment base gatesSand sluicesStructures for arresting waterborne material
Patent holdings for IPC class E02B 8/02
Total number of patents in this class: 104
10-year publication summary
|
12
|
10
|
9
|
7
|
7
|
9
|
6
|
6
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huber SE | 106 |
5 |
| Kansei Company | 6 |
3 |
| Nippon Koei Co., Ltd. | 16 |
3 |
| Officine Maccaferri S.p.A. | 115 |
3 |
| Tokyo Metropolitan Sewerage Service Corporation | 19 |
3 |
| Zhejiang University | 3478 |
3 |
| Parkson Corporation | 115 |
3 |
| Sea to Sky Energy Solutions Corp. | 7 |
3 |
| Evoqua Water Technologies LLC | 927 |
2 |
| FSM Frankenberger GmbH & Co. KG | 4 |
2 |
| Hydro Component Systems, LLC | 7 |
2 |
| Jarala AS | 11 |
2 |
| Laitram, L.L.C. | 865 |
2 |
| Mazcon, a Kurtz Bros. Company, LLC, DBA Mkb Company | 34 |
2 |
| MJ2 Technologies | 2 |
2 |
| Sulzer Management AG | 715 |
2 |
| Fella Maschinenbau GmbH | 5 |
2 |
| W.L. French Hydropower Holdings LLC | 29 |
2 |
| Anglian Water Services Limited | 6 |
1 |
| Beta Vision Products Australia Pty Ltd | 1 |
1 |
| Other owners | 56 |