- All sections
- G - Physics
- G01V - Geophysics; gravitational measurements; detecting masses or objects; tags
- G01V 1/44 - Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging using generators and receivers in the same well
Patent holdings for IPC class G01V 1/44
Total number of patents in this class: 358
10-year publication summary
|
24
|
30
|
24
|
28
|
33
|
22
|
14
|
9
|
17
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20165 |
73 |
| Schlumberger Technology Corporation | 9690 |
46 |
| Baker Hughes Incorporated | 5689 |
37 |
| Schlumberger Canada Limited | 6913 |
21 |
| Schlumberger Technology B.v. | 4951 |
15 |
| Services Petroliers Schlumberger | 5426 |
14 |
| Baker Hughes, a GE Company, LLC | 2171 |
11 |
| Triad National Security, LLC | 580 |
10 |
| Saudi Arabian Oil Company | 11322 |
8 |
| Baker Hughes Oilfield Operations, LLC | 1885 |
8 |
| Schlumberger Holdings Limited | 2947 |
6 |
| Prad Research and Development Limited | 2696 |
6 |
| Silixa Ltd. | 95 |
6 |
| ConocoPhillips Company | 1657 |
5 |
| ExxonMobil Upstream Research Company | 2525 |
5 |
| Statoil Petroleum AS | 555 |
5 |
| Baker Hughes Holdings LLC | 3060 |
5 |
| Weatherford Technology Holdings, LLC | 2135 |
4 |
| OptaSense Holdings Limited | 190 |
4 |
| Aramco Services Company | 3504 |
3 |
| Other owners | 66 |