- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 83/40 - Rebuilding or retrofitting vessels, e.g. retrofitting ballast water treatment systems for reducing risks of pollution or contaminationRebuilding or retrofitting vessels, e.g. retrofitting ballast water treatment systems for improving safety
Patent holdings for IPC class B63B 83/40
Total number of patents in this class: 6
10-year publication summary
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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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2
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0
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4
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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
|
|---|---|---|
| Japan Marine United Corporation | 73 |
1 |
| Kongsberg Maritime AS | 131 |
1 |
| Nippon Yusen Kabushiki Kaisha | 168 |
1 |
| Imabari Shipbuilding Co., Ltd. | 14 |
1 |
| Totalenergies Onetech | 1546 |
1 |
| Nihon Shipyard Co.,Ltd. | 8 |
1 |
| Other owners | 0 |