- All sections
- B - Performing operations; transporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistry; their relevant apparatus
- B01J 20/287 - Non-polar phases; Reversed phases
Patent holdings for IPC class B01J 20/287
Total number of patents in this class: 82
10-year publication summary
10
|
5
|
2
|
5
|
10
|
5
|
6
|
7
|
6
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Dionex Corporation | 320 |
9 |
Waters Technologies Corporation | 1654 |
9 |
Cytiva BioProcess R&D AB | 287 |
5 |
Shimadzu Corporation | 5791 |
4 |
Sigma-Aldrich Co., LLC | 247 |
3 |
Reetec AS | 6 |
3 |
Western Research Institute, Inc. | 22 |
3 |
EMD Millipore Corporation | 657 |
2 |
GE Healthcare Limited | 711 |
2 |
Zeochem AG | 25 |
2 |
Solventum Intellectual Properties Company | 2681 |
2 |
F. Hoffmann-La Roche AG | 7958 |
1 |
Roche Diagnostics GmbH | 2745 |
1 |
Nitto Denko Corporation | 7879 |
1 |
The Regents of the University of Michigan | 4409 |
1 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
Aisti Science Co., Ltd. | 15 |
1 |
Akzo Nobel N.V. | 240 |
1 |
Albert-ludwigs-universitat Freiburg | 377 |
1 |
Avantor Performance Materials, Inc. | 19 |
1 |
Other owners | 29 |