- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/79 - Photometric titration
Patent holdings for IPC class G01N 21/79
Total number of patents in this class: 77
10-year publication summary
|
10
|
4
|
8
|
10
|
6
|
9
|
6
|
5
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ecolab USA Inc. | 5336 |
8 |
| Healthy.io Ltd | 77 |
7 |
| Dexsil Corporation | 25 |
3 |
| Colgate-Palmolive Company | 5276 |
2 |
| Becton, Dickinson and Company | 7058 |
2 |
| American Sterilizer Company | 663 |
2 |
| Gebrüder Heyl Analysentechnik; GmbH & Co. KG, Limited Company | 21 |
2 |
| Hach Company | 413 |
2 |
| Hydrite Chemical Co. | 36 |
2 |
| Intertek Group Plc | 53 |
2 |
| Jiangxi Rare Earth and Rare Metals Tungsten Group Corporation | 9 |
2 |
| Saskatchewan Research Council | 65 |
2 |
| SunCor Energy Inc. | 768 |
2 |
| Bristol-myers Squibb Company | 4883 |
1 |
| F. Hoffmann-La Roche AG | 7939 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3721 |
1 |
| Centre National de La Recherche Scientifique | 10068 |
1 |
| Amgen Inc. | 3897 |
1 |
| Shell Oil Company | 2155 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10682 |
1 |
| Other owners | 32 |