- All sections
- G - Physics
- G01F - Measuring volume, volume flow, mass flow, or liquid levelmetering by volume
- G01F 1/50 - Correcting or compensating means
Patent holdings for IPC class G01F 1/50
Total number of patents in this class: 158
10-year publication summary
|
11
|
17
|
17
|
11
|
9
|
5
|
9
|
6
|
12
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rosemount Inc. | 1144 |
11 |
| Fujikin Incorporated | 696 |
10 |
| ZOLL Medical Corporation | 1579 |
6 |
| Tokyo Electron Limited | 13824 |
4 |
| AVL List GmbH | 1324 |
4 |
| FMC Kongsberg Subsea AS | 170 |
4 |
| Honeywell International Inc. | 12772 |
3 |
| Koninklijke Philips N.V. | 25873 |
3 |
| Endress + Hauser Flowtec AG | 625 |
3 |
| Expro Meters, Inc. | 83 |
3 |
| McCrometer, Inc. | 43 |
3 |
| MKS Instruments, Inc. | 549 |
3 |
| Saudi Arabian Oil Company | 14248 |
3 |
| Schlumberger Technology Corporation | 11820 |
2 |
| Halliburton Energy Services, Inc. | 21320 |
2 |
| Illinois Tool Works Inc. | 11866 |
2 |
| Applied Materials, Inc. | 20406 |
2 |
| Chevron U.S.A. Inc. | 4136 |
2 |
| Siemens Industry, Inc. | 1584 |
2 |
| Aramco Services Company | 4196 |
2 |
| Other owners | 84 |