Patent holdings for IPC class G01V 3/34

Total number of patents in this class: 387

10-year publication summary

22
33
30
29
34
17
10
7
12
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Halliburton Energy Services, Inc.
21125
92
Schlumberger Technology Corporation
11326
43
Baker Hughes Incorporated
5094
36
Schlumberger Canada Limited
7511
21
Schlumberger Technology B.v.
5257
21
Services Petroliers Schlumberger
5940
21
Schlumberger Holdings Limited
2754
13
Prad Research and Development Limited
2683
13
Saudi Arabian Oil Company
13886
13
Well Resolutions Technology
39
11
Baker Hughes, a GE Company, LLC
2105
8
Merlin Technology, Inc.
164
7
Baker Hughes Oilfield Operations, LLC
2421
6
Smith International, Inc.
702
4
Chevron U.S.A. Inc.
4071
3
CMTE Development Limited
40
3
Expro North Sea Limited
237
3
Board of Regents, The University of Texas System
6020
2
CGG Services SA
431
2
Evolution Engineering Inc.
300
2
Other owners 63