- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 11/02 - Investigating flow properties of materials, e.g. viscosity or plasticityAnalysing materials by determining flow properties by measuring flow of the material
Patent holdings for IPC class G01N 11/02
Total number of patents in this class: 309
10-year publication summary
|
26
|
26
|
26
|
19
|
28
|
27
|
26
|
20
|
17
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21015 |
12 |
| Schlumberger Technology Corporation | 11013 |
9 |
| Schlumberger Canada Limited | 7416 |
8 |
| Saudi Arabian Oil Company | 13600 |
7 |
| Schlumberger Technology B.v. | 5215 |
6 |
| Services Petroliers Schlumberger | 5872 |
6 |
| Rheosense, Inc. | 17 |
5 |
| Schlumberger Holdings Limited | 2793 |
4 |
| Samsung Display Co., Ltd. | 36065 |
4 |
| Prad Research and Development Limited | 2688 |
4 |
| Royal Melbourne Institute of Technology | 165 |
4 |
| The University of Melbourne | 547 |
4 |
| Amgen Inc. | 4161 |
3 |
| The Administrators of the Tulane Educational Fund | 406 |
3 |
| Endress+Hauser Flowtec AG | 812 |
3 |
| SCR Engineers Ltd | 81 |
3 |
| Abbott Toxicology Limited | 16 |
3 |
| LG Chem, Ltd. | 17685 |
2 |
| Robert Bosch GmbH | 43001 |
2 |
| GM Global Technology Operations LLC | 15340 |
2 |
| Other owners | 215 |