- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 31/02 - Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroupsApparatus specially adapted for such methods using precipitation
Patent holdings for IPC class G01N 31/02
Total number of patents in this class: 81
10-year publication summary
|
4
|
4
|
5
|
5
|
2
|
5
|
2
|
7
|
4
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Precision Planting LLC | 1111 |
6 |
| Centre National de La Recherche Scientifique | 10321 |
4 |
| Ecole Centrale de Marseille | 79 |
3 |
| Universite Claude Bernard Lyon 1 (ucbl) | 50 |
3 |
| Universite D'aix-marseille | 877 |
3 |
| Schlumberger Technology Corporation | 10627 |
2 |
| Halliburton Energy Services, Inc. | 20749 |
2 |
| The Regents of the University of California | 19812 |
2 |
| Amgen Inc. | 4047 |
2 |
| FormFactor, Inc. | 287 |
2 |
| Hach Company | 417 |
2 |
| Premex Inc. | 43 |
2 |
| ITA International, LLC | 3 |
2 |
| BASF SE | 20777 |
1 |
| Honda Motor Co., Ltd. | 25137 |
1 |
| International Business Machines Corporation | 61023 |
1 |
| Sharp Corporation | 10293 |
1 |
| Mitsubishi Electric Corporation | 45811 |
1 |
| Shimadzu Corporation | 6132 |
1 |
| The Furukawa Electric Co., Ltd. | 3627 |
1 |
| Other owners | 39 |