- All sections
- G - Physics
- G01V - Geophysicsgravitational measurementsdetecting masses or objectstags
- G01V 3/14 - Electric or magnetic prospecting or detectingMeasuring magnetic field characteristics of the earth, e.g. declination or deviation operating with electron or nuclear magnetic resonance
Patent holdings for IPC class G01V 3/14
Total number of patents in this class: 277
10-year publication summary
|
16
|
37
|
31
|
13
|
16
|
11
|
9
|
14
|
7
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlumberger Technology Corporation | 10284 |
40 |
| Halliburton Energy Services, Inc. | 20449 |
35 |
| Schlumberger Canada Limited | 7161 |
16 |
| Saudi Arabian Oil Company | 12481 |
16 |
| Services Petroliers Schlumberger | 5639 |
15 |
| Schlumberger Technology B.v. | 5080 |
14 |
| Baker Hughes Incorporated | 5500 |
12 |
| ExxonMobil Upstream Research Company | 2454 |
11 |
| Schlumberger Holdings Limited | 2866 |
7 |
| Prad Research and Development Limited | 2696 |
7 |
| Vista Clara Inc. | 22 |
7 |
| Chevron U.S.A. Inc. | 3858 |
6 |
| Commonwealth Scientific and Industrial Research Organisation | 1675 |
6 |
| Jilin University | 252 |
6 |
| China University of Petroleum (Beijing) | 272 |
4 |
| Lockheed Martin Corporation | 3308 |
3 |
| The General Hospital Corporation | 4651 |
3 |
| Aramco Services Company | 3763 |
3 |
| ConocoPhillips Company | 1680 |
3 |
| PetroChina Company Limited | 585 |
3 |
| Other owners | 60 |