- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 5/00 - Machines or pumps with differential-surface pistons
Patent holdings for IPC class F04B 5/00
Total number of patents in this class: 46
10-year publication summary
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3
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2
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5
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2
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1
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1
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2
|
5
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1
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Poclain Hydraulics Industrie | 247 |
8 |
| Robert Bosch GmbH | 44445 |
5 |
| Zhengzhou Sanhua Technology & Industry Co., Ltd. | 36 |
3 |
| Halliburton Energy Services, Inc. | 21259 |
2 |
| Prominent GmbH | 98 |
2 |
| General Electric Company | 14036 |
1 |
| Pratt & Whitney Canada Corp. | 5638 |
1 |
| Hewlett-Packard Development Company, L.P. | 25087 |
1 |
| Ford Global Technologies, LLC | 21664 |
1 |
| Hamilton Sundstrand Corporation | 5013 |
1 |
| Aalto University Foundation | 297 |
1 |
| Arkling Limited | 7 |
1 |
| Berlin Heart GmbH | 203 |
1 |
| Fast & Fluid Management B.V. | 37 |
1 |
| Gasfill Limited | 1 |
1 |
| Gotohti.com Inc. | 87 |
1 |
| INFICON GmbH | 217 |
1 |
| Leobersdorfer Maschinenfabrik AG | 4 |
1 |
| Lincoln GmbH | 23 |
1 |
| Nittoku Engineering Co., Ltd. | 65 |
1 |
| Other owners | 11 |