- All sections
- G - Physics
- G01V - Geophysics; gravitational measurements; detecting masses or objects; tags
- G01V 1/40 - Seismology; Seismic 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: 2587
10-year publication summary
|
221
|
289
|
199
|
116
|
63
|
40
|
78
|
40
|
63
|
16
|
| 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 |
479 |
| Schlumberger Technology Corporation | 9690 |
306 |
| Schlumberger Canada Limited | 6913 |
245 |
| Services Petroliers Schlumberger | 5426 |
198 |
| Baker Hughes Incorporated | 5689 |
188 |
| Schlumberger Technology B.v. | 4951 |
163 |
| Prad Research and Development Limited | 2696 |
106 |
| Schlumberger Holdings Limited | 2947 |
100 |
| ExxonMobil Upstream Research Company | 2525 |
57 |
| Landmark Graphics Corporation | 1526 |
55 |
| Saudi Arabian Oil Company | 11322 |
46 |
| Chevron U.S.A. Inc. | 3774 |
36 |
| Geoquest Systems B.V. | 584 |
36 |
| ConocoPhillips Company | 1657 |
35 |
| Baker Hughes, a GE Company, LLC | 2171 |
30 |
| WesternGeco L.L.C. | 570 |
21 |
| Baker Hughes Oilfield Operations, LLC | 1885 |
20 |
| Shell Oil Company | 2196 |
10 |
| Smith International, Inc. | 761 |
10 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
8 |
| Other owners | 438 |