- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 1/56 - 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
Patent holdings for IPC class G01F 1/56
Total number of patents in this class: 343
10-year publication summary
|
30
|
40
|
37
|
29
|
28
|
18
|
27
|
19
|
8
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CRISI Medical Systems, Inc. | 77 |
21 |
| Micro Motion, Inc. | 1022 |
11 |
| Rosemount Inc. | 1192 |
11 |
| Schlumberger Technology Corporation | 10930 |
8 |
| Heineken Supply Chain B.V. | 367 |
7 |
| Krohne AG | 138 |
7 |
| DEKA Products Limited Partnership | 1790 |
6 |
| Schlumberger Canada Limited | 7383 |
5 |
| Baker Hughes Incorporated | 5238 |
5 |
| Sanofi-Aventis Deutschland GmbH | 2613 |
5 |
| Schlumberger Technology B.v. | 5191 |
4 |
| Endress + Hauser Flowtec AG | 610 |
4 |
| Northgate Technologies Inc. | 97 |
4 |
| Roxar Flow Measurement AS | 81 |
4 |
| Saudi Arabian Oil Company | 13442 |
4 |
| Services Petroliers Schlumberger | 5838 |
4 |
| Watts Regulator Co. | 310 |
4 |
| International Business Machines Corporation | 61616 |
3 |
| Honeywell International Inc. | 13557 |
3 |
| Applied Materials, Inc. | 19005 |
3 |
| Other owners | 220 |