- All sections
- B - Performing operationstransporting
- B63B - Ships or other waterborne vesselsequipment for shipping
- B63B 83/30 - Rebuilding or retrofitting vessels, e.g. retrofitting ballast water treatment systems for improving energy efficiency, e.g. by improving hydrodynamics or by upgrading the power plant
Patent holdings for IPC class B63B 83/30
Total number of patents in this class: 9
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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4
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1
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2
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1
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Volvo Penta Corporation | 146 |
3 |
| Fuelsave GmbH | 19 |
2 |
| Single Buoy Moorings Inc. | 321 |
1 |
| Mærsk A/S | 92 |
1 |
| Kraken Technology Group Limited | 3 |
1 |
| Alfa Laval Rotterdam B.V. | 5 |
1 |
| Other owners | 0 |