- All sections
- G - Physics
- G01V - Geophysicsgravitational measurementsdetecting masses or objectstags
- G01V 1/42 - SeismologySeismic or acoustic prospecting or detecting specially adapted for well-logging using generators in one well and receivers elsewhere or vice-versa
Patent holdings for IPC class G01V 1/42
Total number of patents in this class: 411
10-year publication summary
|
40
|
48
|
32
|
24
|
22
|
15
|
15
|
8
|
10
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21320 |
65 |
| Schlumberger Technology Corporation | 11798 |
50 |
| Saudi Arabian Oil Company | 14207 |
26 |
| Schlumberger Canada Limited | 7606 |
21 |
| Services Petroliers Schlumberger | 6024 |
16 |
| Schlumberger Technology B.v. | 5298 |
15 |
| Schlumberger Holdings Limited | 2702 |
13 |
| Baker Hughes Incorporated | 4940 |
13 |
| Aramco Services Company | 4188 |
13 |
| ConocoPhillips Company | 1708 |
13 |
| Shell Internationale Research Maatschappij B.V. | 3409 |
10 |
| Chevron U.S.A. Inc. | 4134 |
10 |
| Prad Research and Development Limited | 2662 |
9 |
| Momentum AI, LLC | 7 |
7 |
| Los Alamos National Security, LLC | 279 |
6 |
| Ambient Reservior Monitoring, Inc. | 8 |
6 |
| Shell Oil Company | 2075 |
5 |
| Landmark Graphics Corporation | 1508 |
4 |
| BP Corporation North America Inc. | 742 |
4 |
| Reeves Wireline Technologies Limited | 55 |
4 |
| Other owners | 101 |