- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid level; metering by volume
- G01F 1/32 - 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 mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
Patent holdings for IPC class G01F 1/32
Total number of patents in this class: 340
10-year publication summary
|
36
|
25
|
22
|
31
|
25
|
28
|
14
|
15
|
6
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Endress+Hauser Flowtec AG | 794 |
30 |
| Endress + Hauser Flowtec AG | 585 |
24 |
| Schneider Electric Systems USA, Inc. | 441 |
18 |
| Micro Motion, Inc. | 1011 |
17 |
| Rosemount Inc. | 1212 |
17 |
| Saudi Arabian Oil Company | 11322 |
11 |
| Yokogawa Electric Corporation | 1584 |
10 |
| Halliburton Energy Services, Inc. | 20165 |
8 |
| KROHNE Messtechnik GmbH | 207 |
8 |
| Yokogawa Corporation of America | 32 |
8 |
| Oval Corporation | 77 |
7 |
| Dieterich Standard, Inc. | 63 |
6 |
| Expro Meters, Inc. | 138 |
5 |
| SIKA Dr. Siebert & Kühn GmbH & Co. KG | 30 |
5 |
| Centre National de La Recherche Scientifique | 9632 |
4 |
| CKD Corporation | 424 |
4 |
| Nederlandse Organisatie voor Toegepast-natuurwetenschappelijk Onderzoek TNO | 2362 |
4 |
| Natural Gas Solutions North America, LLC | 119 |
4 |
| ABB Schweiz AG | 6321 |
3 |
| ABB Patent GmbH | 67 |
3 |
| Other owners | 144 |