- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 1/712 - Measuring the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
Patent holdings for IPC class G01F 1/712
Total number of patents in this class: 142
10-year publication summary
|
6
|
7
|
9
|
10
|
13
|
6
|
7
|
8
|
7
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cidra Corporate Services, Inc. | 202 |
7 |
| Expro Meters, Inc. | 95 |
7 |
| Schlumberger Technology Corporation | 11483 |
5 |
| Texas Instruments Incorporated | 19631 |
5 |
| AMVAC Chemical Corporation | 266 |
4 |
| Promecon Process Measurement Control GmbH | 13 |
4 |
| Halliburton Energy Services, Inc. | 21194 |
3 |
| Promecon Prozess- und Messtechnik Conrads GmbH | 6 |
3 |
| Roxar Flow Measurement AS | 81 |
3 |
| Flowlit Ltd. | 3 |
3 |
| General Electric Company | 13831 |
2 |
| Schlumberger Canada Limited | 7553 |
2 |
| Schlumberger Technology B.v. | 5268 |
2 |
| Schlumberger Holdings Limited | 2737 |
2 |
| Siemens AG | 24200 |
2 |
| ExxonMobil Research And Engineering Company | 2468 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 9020 |
2 |
| California Institute of Technology | 4014 |
2 |
| Aramco Services Company | 4162 |
2 |
| Cidra Corporation | 4 |
2 |
| Other owners | 78 |