- All sections
- E - Fixed constructions
- E02B - Hydraulic engineering
- E02B 7/30 - Vertical-lift gates with guide wheels or rollers for the gates
Patent holdings for IPC class E02B 7/30
Total number of patents in this class: 6
10-year publication summary
|
2
|
0
|
0
|
0
|
1
|
0
|
0
|
2
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Andritz Hydro GmbH | 64 |
1 |
| Nan Dao Engineering Corp. | 1 |
1 |
| Rubicon Research Pty Ltd. | 69 |
1 |
| Wobben Properties GmbH | 1211 |
1 |
| Parafoil Design & Engineering Pte Ltd | 6 |
1 |
| Eickholt Beheer B.V. | 3 |
1 |
| Other owners | 0 |