- All sections
- B - Performing operationstransporting
- B63H - Marine propulsion or steering
- B63H 5/04 - Arrangements on vessels of propulsion elements directly acting on water of paddle wheels, e.g. of stern wheels with stationary water-guiding elements
Patent holdings for IPC class B63H 5/04
Total number of patents in this class: 2
10-year publication summary
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1
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0
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1
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0
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0
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1
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0
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0
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0
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The United States of America as represented by the Secretary of the Navy | 2787 |
1 |
| becker marine systems GmbH & Co. KG | 48 |
1 |
| Other owners | 0 |