- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 1/64 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by measuring electrical currents passing through the fluid flowMeasuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by measuring electrical potential generated by the fluid flow, e.g. by electrochemical, contact, or friction effects
Patent holdings for IPC class G01F 1/64
Total number of patents in this class: 222
10-year publication summary
|
10
|
16
|
18
|
14
|
15
|
16
|
6
|
12
|
12
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AMVAC Chemical Corporation | 269 |
6 |
| Tech4Imaging LLC | 31 |
6 |
| 3m Innovative Properties Company | 17481 |
4 |
| Board of Regents, The University of Texas System | 6117 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11124 |
3 |
| President and Fellows of Harvard College | 6092 |
3 |
| AgaMatrix, Inc. | 77 |
3 |
| Micro Motion, Inc. | 1019 |
3 |
| Promecon Prozess- und Messtechnik Conrads GmbH | 6 |
3 |
| Saudi Arabian Oil Company | 14248 |
3 |
| Siemens Healthcare Diagnostics Inc. | 2148 |
3 |
| University of Leeds | 287 |
3 |
| Watts Regulator Co. | 331 |
3 |
| Noptrack | 17 |
3 |
| LifeScan IP Holdings, LLC | 342 |
3 |
| Siemens AG | 24020 |
2 |
| Centre National de La Recherche Scientifique | 11026 |
2 |
| The Board of Trustees of the University of Illinois | 2746 |
2 |
| ABB Schweiz AG | 7621 |
2 |
| Cilag GmbH International | 6415 |
2 |
| Other owners | 160 |