- All sections
- G - Physics
- G01V - Geophysicsgravitational measurementsdetecting masses or objectstags
- G01V 1/40 - SeismologySeismic or acoustic prospecting or detecting specially adapted for well-logging
Patent holdings for IPC class G01V 1/40
Total number of patents in this class: 2715
10-year publication summary
|
199
|
116
|
63
|
40
|
81
|
40
|
77
|
64
|
73
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21318 |
522 |
| Schlumberger Technology Corporation | 11857 |
326 |
| Schlumberger Canada Limited | 7613 |
282 |
| Services Petroliers Schlumberger | 6029 |
228 |
| Schlumberger Technology B.v. | 5297 |
181 |
| Baker Hughes Incorporated | 4916 |
171 |
| Prad Research and Development Limited | 2654 |
105 |
| Schlumberger Holdings Limited | 2686 |
97 |
| Landmark Graphics Corporation | 1505 |
57 |
| ExxonMobil Upstream Research Company | 2292 |
53 |
| Geoquest Systems B.V. | 879 |
49 |
| Saudi Arabian Oil Company | 14296 |
49 |
| ConocoPhillips Company | 1711 |
36 |
| Chevron U.S.A. Inc. | 4155 |
35 |
| Baker Hughes, a GE Company, LLC | 2051 |
29 |
| Baker Hughes Oilfield Operations, LLC | 2539 |
26 |
| WesternGeco L.L.C. | 546 |
21 |
| Seismos Inc. | 48 |
11 |
| Smith International, Inc. | 692 |
10 |
| Silixa Ltd. | 84 |
9 |
| Other owners | 418 |