- 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 5/22 - 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 elastic fluid displacing elastic fluids for evacuating of multi-stage type
Patent holdings for IPC class F04F 5/22
Total number of patents in this class: 40
10-year publication summary
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3
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2
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2
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2
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3
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4
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1
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4
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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
|
|---|---|---|
| Xerex AB | 14 |
5 |
| Piab AB | 108 |
4 |
| Vmeca Co., Ltd. | 12 |
4 |
| Polytec Plastics Germany GmbH & Co. KG | 28 |
3 |
| Vtec Co., Ltd. | 39 |
3 |
| Coval | 38 |
2 |
| Dayco IP Holdings, LLC | 276 |
2 |
| J. Schmalz GmbH | 160 |
2 |
| Korea Pneumatic System Co., Ltd. | 31 |
2 |
| AZUMA, Tamotsu | 6 |
2 |
| Onishivacuum AB | 2 |
2 |
| Murata Manufacturing Co., Ltd. | 25514 |
1 |
| ENI S.p.A. | 1305 |
1 |
| Framo Engineering AS | 53 |
1 |
| Goodrich Corporation | 2175 |
1 |
| Guardair Corporation | 38 |
1 |
| INFICON GmbH | 216 |
1 |
| NORMA Germany GmbH | 241 |
1 |
| Onishi Teknik AB | 1 |
1 |
| Institut National des Sciences Appliquees de Toulouse (insa Toulouse) | 5 |
1 |
| Other owners | 0 |