- 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: 281
10-year publication summary
|
15
|
32
|
29
|
13
|
16
|
11
|
9
|
14
|
7
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21090 |
42 |
| Schlumberger Technology Corporation | 11075 |
41 |
| Schlumberger Canada Limited | 7440 |
17 |
| Services Petroliers Schlumberger | 5885 |
16 |
| Schlumberger Technology B.v. | 5224 |
15 |
| Saudi Arabian Oil Company | 13686 |
15 |
| Baker Hughes Incorporated | 5172 |
11 |
| ExxonMobil Upstream Research Company | 2378 |
9 |
| Schlumberger Holdings Limited | 2784 |
7 |
| Chevron U.S.A. Inc. | 4020 |
7 |
| Jilin University | 279 |
7 |
| Prad Research and Development Limited | 2687 |
7 |
| Vista Clara Inc. | 22 |
7 |
| Commonwealth Scientific and Industrial Research Organisation | 1661 |
6 |
| China University of Petroleum (Beijing) | 292 |
4 |
| Lockheed Martin Corporation | 3273 |
3 |
| The General Hospital Corporation | 4801 |
3 |
| ConocoPhillips Company | 1689 |
3 |
| PetroChina Company Limited | 726 |
3 |
| Baker Hughes Oilfield Operations, LLC | 2393 |
3 |
| Other owners | 55 |