Patent holdings for IPC class G01V 1/46

Total number of patents in this class: 715

10-year publication summary

38
54
49
46
53
51
35
49
36
45
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Halliburton Energy Services, Inc.
21078
177
Schlumberger Technology Corporation
11054
103
Schlumberger Canada Limited
7432
61
Services Petroliers Schlumberger
5884
48
Saudi Arabian Oil Company
13656
40
Schlumberger Technology B.v.
5223
31
Baker Hughes, a GE Company, LLC
2106
22
Landmark Graphics Corporation
1515
20
Chevron U.S.A. Inc.
4018
18
Geoquest Systems B.V.
796
18
Baker Hughes Incorporated
5175
12
Los Alamos National Security, LLC
301
11
Darkvision Technologies Inc.
85
10
Schlumberger Holdings Limited
2790
9
ConocoPhillips Company
1685
9
Prad Research and Development Limited
2687
9
Triad National Security, LLC
620
8
Baker Hughes Oilfield Operations, LLC
2390
7
Aramco Services Company
4095
6
Institute of Geology and Geophysics, Chinese Academy of Sciences
335
5
Other owners 91