- 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: 418
10-year publication summary
|
24
|
20
|
24
|
27
|
20
|
21
|
23
|
19
|
31
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Contemporary Amperex Technology Co., Limited | 6794 |
11 |
| Tracerco Limited | 90 |
11 |
| Troxler Electronic Laboratories, Inc. | 78 |
9 |
| Cidra Corporate Services, Inc. | 203 |
7 |
| Endress+Hauser Se+co.kg | 350 |
7 |
| Sacmi Cooperativa Meccanici Imola Societa' Cooperativa | 559 |
6 |
| Endress+Hauser SE+Co. KG | 520 |
6 |
| Schlumberger Technology Corporation | 10802 |
5 |
| Schlumberger Canada Limited | 7343 |
5 |
| Delta SubSea LLC | 27 |
5 |
| Johnson Matthey Public Limited Company | 1866 |
5 |
| Vega Grieshaber KG | 766 |
5 |
| Schlumberger Technology B.v. | 5182 |
4 |
| The Boeing Company | 20090 |
4 |
| Berthold Technologies GmbH & Co. KG | 29 |
4 |
| Services Petroliers Schlumberger | 5811 |
4 |
| Simmonds Precision Products, Inc. | 275 |
4 |
| Corvera LLC | 25 |
4 |
| Samsung Electronics Co., Ltd. | 147003 |
3 |
| Schlumberger Holdings Limited | 2816 |
3 |
| Other owners | 306 |