- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 23/44 - Use of lowering or hoisting gear with braking equipment on the ship
Patent holdings for IPC class B63B 23/44
Total number of patents in this class: 4
10-year publication summary
|
1
|
1
|
1
|
0
|
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
|
|---|---|---|
| Viking Life-Saving Equipment A/S | 59 |
2 |
| Nadiro A/S | 14 |
1 |
| Guangzhou Shipyard International Company Limited | 190 |
1 |
| Other owners | 0 |