- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering 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: 342
10-year publication summary
|
32
|
32
|
42
|
38
|
35
|
32
|
20
|
24
|
18
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CRISI Medical Systems, Inc. | 77 |
21 |
| Micro Motion, Inc. | 1011 |
11 |
| Rosemount Inc. | 1212 |
11 |
| Schlumberger Technology Corporation | 9690 |
7 |
| Heineken Supply Chain B.V. | 332 |
7 |
| Krohne AG | 145 |
7 |
| DEKA Products Limited Partnership | 1640 |
6 |
| Baker Hughes Incorporated | 5689 |
5 |
| Sanofi-Aventis Deutschland GmbH | 2738 |
5 |
| Endress + Hauser Flowtec AG | 585 |
4 |
| Northgate Technologies Inc. | 85 |
4 |
| Onicon Incorporated | 18 |
4 |
| Roxar Flow Measurement AS | 93 |
4 |
| Saudi Arabian Oil Company | 11322 |
4 |
| Watts Regulator Co. | 284 |
4 |
| Schlumberger Canada Limited | 6913 |
3 |
| Schlumberger Technology B.v. | 4951 |
3 |
| International Business Machines Corporation | 60644 |
3 |
| Honeywell International Inc. | 13799 |
3 |
| Applied Materials, Inc. | 16587 |
3 |
| Other owners | 223 |