- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 23/12 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and measuring the absorption the material being a flowing fluid or a flowing granular solid
Patent holdings for IPC class G01N 23/12
Total number of patents in this class: 154
10-year publication summary
|
8
|
7
|
8
|
11
|
7
|
9
|
1
|
6
|
3
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlumberger Technology Corporation | 11893 |
8 |
| Siemens AG | 23983 |
8 |
| MineSense Technologies Ltd. | 63 |
7 |
| Services Petroliers Schlumberger | 6038 |
7 |
| Schlumberger Canada Limited | 7627 |
6 |
| Schlumberger Technology B.v. | 5302 |
6 |
| Delta SubSea LLC | 27 |
6 |
| Robert Bosch GmbH | 44252 |
5 |
| Troxler Electronic Laboratories, Inc. | 66 |
5 |
| Schlumberger Holdings Limited | 2683 |
4 |
| Prad Research and Development Limited | 2652 |
4 |
| Marel Iceland ehf | 68 |
3 |
| Southern Innovation International Pty Ltd. | 34 |
3 |
| University of Johannesburg | 44 |
3 |
| Shell Internationale Research Maatschappij B.V. | 3391 |
2 |
| Shell Oil Company | 2068 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11124 |
2 |
| Geoservices Equipements | 54 |
2 |
| M-flow Technologies Ltd | 27 |
2 |
| OneSubsea IP UK Limited | 440 |
2 |
| Other owners | 67 |