- All sections
- G - Physics
- G01V - Geophysics; gravitational measurements; detecting masses or objects; tags
- G01V 3/32 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation specially adapted for well-logging operating with electron or nuclear magnetic resonance
Patent holdings for IPC class G01V 3/32
Total number of patents in this class: 912
10-year publication summary
|
47
|
56
|
70
|
64
|
66
|
64
|
54
|
40
|
41
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlumberger Technology Corporation | 9690 |
167 |
| Halliburton Energy Services, Inc. | 20165 |
158 |
| Schlumberger Canada Limited | 6913 |
68 |
| Baker Hughes Incorporated | 5689 |
67 |
| Services Petroliers Schlumberger | 5426 |
67 |
| Schlumberger Technology B.v. | 4951 |
66 |
| Saudi Arabian Oil Company | 11322 |
64 |
| Baker Hughes, a GE Company, LLC | 2171 |
37 |
| Schlumberger Holdings Limited | 2947 |
34 |
| Prad Research and Development Limited | 2696 |
33 |
| Baker Hughes Oilfield Operations, LLC | 1885 |
22 |
| Aramco Services Company | 3504 |
13 |
| Chevron U.S.A. Inc. | 3774 |
11 |
| China University of Petroleum (Beijing) | 258 |
10 |
| King Fahd University of Petroleum and Minerals | 779 |
8 |
| Vista Clara Inc. | 20 |
7 |
| ConocoPhillips Company | 1657 |
5 |
| ExxonMobil Upstream Research Company | 2525 |
5 |
| Microsilicon Inc. | 10 |
5 |
| BP Exploration Operating Company Limited | 270 |
3 |
| Other owners | 62 |