- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 11/00 - Investigating flow properties of materials, e.g. viscosity or plasticityAnalysing materials by determining flow properties
Patent holdings for IPC class G01N 11/00
Total number of patents in this class: 1163
10-year publication summary
|
79
|
85
|
83
|
90
|
64
|
80
|
70
|
58
|
73
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13839 |
34 |
| Halliburton Energy Services, Inc. | 21107 |
33 |
| Schlumberger Technology Corporation | 11266 |
30 |
| C a Casyso GmbH | 52 |
18 |
| Schlumberger Canada Limited | 7487 |
15 |
| Micro Motion, Inc. | 1024 |
15 |
| Anton Paar GmbH | 187 |
11 |
| Services Petroliers Schlumberger | 5921 |
11 |
| Schlumberger Technology B.v. | 5242 |
10 |
| Hydramotion Limited | 26 |
10 |
| Rheosense, Inc. | 17 |
9 |
| ExxonMobil Research And Engineering Company | 2498 |
8 |
| Centre National de La Recherche Scientifique | 10802 |
8 |
| Verifi LLC | 62 |
8 |
| Schlumberger Holdings Limited | 2755 |
7 |
| Dynisco Instruments LLC | 24 |
7 |
| Endress + Hauser Flowtec AG | 611 |
7 |
| LG Chem, Ltd. | 17744 |
6 |
| International Business Machines Corporation | 61906 |
6 |
| Amgen Inc. | 4290 |
6 |
| Other owners | 904 |