- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 9/24 - Investigating density or specific gravity of materialsAnalysing materials by determining density or specific gravity by observing the transmission of wave or particle radiation through the material
Patent holdings for IPC class G01N 9/24
Total number of patents in this class: 413
10-year publication summary
|
24
|
26
|
31
|
21
|
22
|
24
|
20
|
35
|
26
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Contemporary Amperex Technology Co., Limited | 9961 |
11 |
| Tracerco Limited | 89 |
11 |
| Troxler Electronic Laboratories, Inc. | 82 |
10 |
| Endress+Hauser Se+co.kg | 374 |
8 |
| Cidra Corporate Services, Inc. | 199 |
7 |
| Vega Grieshaber KG | 767 |
6 |
| Endress+Hauser SE+Co. KG | 580 |
6 |
| Schlumberger Technology Corporation | 11818 |
5 |
| Delta SubSea LLC | 27 |
5 |
| Johnson Matthey Public Limited Company | 1768 |
5 |
| Sacmi Cooperativa Meccanici Imola Societa' Cooperativa | 589 |
5 |
| Schlumberger Canada Limited | 7606 |
4 |
| Berthold Technologies GmbH & Co. KG | 27 |
4 |
| Giatec Scientific Inc. | 46 |
4 |
| Simmonds Precision Products, Inc. | 190 |
4 |
| Muon Vision Inc. | 6 |
4 |
| Corvera LLC | 27 |
4 |
| Samsung Electronics Co., Ltd. | 157719 |
3 |
| Schlumberger Technology B.v. | 5298 |
3 |
| Halliburton Energy Services, Inc. | 21338 |
3 |
| Other owners | 301 |