- All sections
- B - Performing operationstransporting
- B63H - Marine propulsion or steering
- B63H 25/48 - Steering or slowing-down by deflection of propeller slip-stream otherwise than by rudder
Patent holdings for IPC class B63H 25/48
Total number of patents in this class: 7
10-year publication summary
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1
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0
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1
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1
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1
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1
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1
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0
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1
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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
|
|---|---|---|
| ABB Schweiz AG | 7240 |
1 |
| NHK Spring Co., Ltd. | 1908 |
1 |
| Rolls-Royce Aktiebolag | 24 |
1 |
| Samsung Heavy Ind. Co., Ltd. | 239 |
1 |
| Marine Technologies, L.L.C. | 18 |
1 |
| Wesp Europe NV | 1 |
1 |
| 3po Boat Accessories, LLC | 6 |
1 |
| Other owners | 0 |