- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 3/20 - Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having flexible movable walls, e.g. diaphragms, bellows
Patent holdings for IPC class G01F 3/20
Total number of patents in this class: 30
10-year publication summary
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2
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4
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2
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3
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2
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2
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2
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2
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3
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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
|
|---|---|---|
| DEKA Products Limited Partnership | 1715 |
14 |
| Jabil Inc. | 498 |
3 |
| Amgen Inc. | 3904 |
1 |
| Renesas Electronics Corporation | 6150 |
1 |
| Analog Devices, Inc. | 3420 |
1 |
| Agilent Technologies, Inc. | 2683 |
1 |
| University of Southern California | 2081 |
1 |
| Avent, Inc. | 977 |
1 |
| ICL Performance Products LP | 13 |
1 |
| Roche Molecular Systems, Inc. | 913 |
1 |
| Soilmec S.p.A. | 78 |
1 |
| Trusval Technology Co., Ltd. | 17 |
1 |
| The United States of America, as represented by the Secretary of Agriculture | 1044 |
1 |
| Yokogawa Electric Corporation | 1697 |
1 |
| Canetis Metering Limited | 1 |
1 |
| Other owners | 0 |