- All sections
- G - Physics
- G01V - Geophysicsgravitational measurementsdetecting masses or objectstags
- G01V 5/08 - Prospecting or detecting by the use of ionising radiation, e.g. of natural or induced radioactivity specially adapted for well-logging using primary nuclear radiation sources or X-rays
Patent holdings for IPC class G01V 5/08
Total number of patents in this class: 222
10-year publication summary
|
23
|
12
|
18
|
9
|
5
|
5
|
7
|
4
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlumberger Technology Corporation | 11818 |
55 |
| Halliburton Energy Services, Inc. | 21338 |
38 |
| Baker Hughes Incorporated | 4934 |
21 |
| Schlumberger Canada Limited | 7606 |
11 |
| Schlumberger Technology B.v. | 5298 |
11 |
| Services Petroliers Schlumberger | 6024 |
11 |
| Baker Hughes Oilfield Operations, LLC | 2527 |
7 |
| Schlumberger Holdings Limited | 2699 |
5 |
| Prad Research and Development Limited | 2661 |
5 |
| General Electric Company | 13899 |
3 |
| Visuray Technology Ltd | 23 |
3 |
| Baker Hughes, a GE Company, LLC | 2056 |
3 |
| Schlumberger Norge AS | 73 |
2 |
| Chevron U.S.A. Inc. | 4140 |
2 |
| Weatherford Technology Holdings, LLC | 2155 |
2 |
| GE Energy Oilfield Technology, Inc. | 19 |
2 |
| Saudi Arabian Oil Company | 14235 |
2 |
| Scientific Drilling International, Inc. | 171 |
2 |
| Welltec AS | 314 |
2 |
| Landmark Graphics Corporation | 1508 |
1 |
| Other owners | 34 |