- All sections
- E - Fixed constructions
- E01D - Bridges
- E01D 15/04 - Swing bridges
Patent holdings for IPC class E01D 15/04
Total number of patents in this class: 4
10-year publication summary
|
0
|
2
|
0
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0
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0
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0
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Franklin Offshore International Pte. Ltd. | 4 |
2 |
| Korea Airports Corporation | 57 |
1 |
| U-sea Beheer B.V. | 9 |
1 |
| Other owners | 0 |