- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 17/18 - Centrifugal pumps characterised by use of centrifugal force of liquids entrained in pumps
Patent holdings for IPC class F04D 17/18
Total number of patents in this class: 21
10-year publication summary
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0
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4
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3
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3
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1
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6
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1
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0
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0
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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
|
|---|---|---|
| Carnot Compression Inc. | 12 |
8 |
| Edwards Limited | 774 |
4 |
| Pecheanu Air Compressors Inc. | 3 |
3 |
| Concepts ETI, Inc. | 11 |
1 |
| Cummins Ltd. | 205 |
1 |
| Rotational Trompe Compressors, LLC | 2 |
1 |
| Sun-bee Instruments, Inc. | 2 |
1 |
| Turboden SpA | 63 |
1 |
| Carnot Compression, LLC | 2 |
1 |
| Other owners | 0 |