- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 25/10 - Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
Patent holdings for IPC class G01F 25/10
Total number of patents in this class: 443
10-year publication summary
|
1
|
1
|
5
|
5
|
30
|
43
|
79
|
70
|
78
|
65
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Micro Motion, Inc. | 1017 |
36 |
| Endress+Hauser Flowtec AG | 812 |
27 |
| Endress + Hauser Flowtec AG | 612 |
23 |
| Schlumberger Technology Corporation | 11023 |
10 |
| Saudi Arabian Oil Company | 13622 |
9 |
| Chengdu Qinchuan IoT Technology Co., Ltd. | 480 |
9 |
| Itron, Inc. | 891 |
8 |
| Romet Limited | 81 |
8 |
| Honeywell International Inc. | 13554 |
7 |
| Schlumberger Canada Limited | 7418 |
6 |
| Siemens AG | 24337 |
6 |
| King Fahd University of Petroleum and Minerals | 1362 |
6 |
| KROHNE Messtechnik GmbH | 214 |
6 |
| Wayne Fueling Systems LLC | 367 |
6 |
| Chevron U.S.A. Inc. | 4014 |
5 |
| ABB Schweiz AG | 7162 |
5 |
| The Ford Meter Box Company, Inc. | 34 |
5 |
| HORIBA STEC, Co., Ltd. | 350 |
5 |
| Intelligent Agricultural Solutions, LLC | 44 |
5 |
| Big Elk Energy Systems, LLC | 18 |
5 |
| Other owners | 246 |