- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04F - Pumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumpedsiphons
- F04F 5/12 - Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid displacing liquids, e.g. containing solids, or liquids and elastic fluids of multi-stage type
Patent holdings for IPC class F04F 5/12
Total number of patents in this class: 9
10-year publication summary
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0
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1
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0
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1
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1
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0
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0
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2
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fisonic Holding Limited | 4 |
2 |
| Norrde AS | 2 |
2 |
| Watkins Manufacturing Corporation | 484 |
1 |
| Dosatron International | 71 |
1 |
| Hansen Downhole Pump Solutions AS | 11 |
1 |
| IHC Engineering Business Limited | 18 |
1 |
| Hydrolicer Production AS | 1 |
1 |
| Other owners | 0 |