- All sections
- B - Performing operationstransporting
- B01J - Chemical or physical processes, e.g. catalysis or colloid chemistrytheir relevant apparatus
- B01J 47/00 - Ion-exchange processes in generalApparatus therefor
Patent holdings for IPC class B01J 47/00
Total number of patents in this class: 174
10-year publication summary
|
16
|
16
|
6
|
16
|
9
|
11
|
8
|
4
|
5
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dionex Corporation | 329 |
11 |
| Corning Incorporated | 10268 |
7 |
| Lanxess Deutschland GmbH | 1117 |
6 |
| Organo Corporation | 472 |
4 |
| Rio Tinto Iron and Titanium Canada Inc. | 18 |
4 |
| Evoqua Water Technologies LLC | 915 |
3 |
| Kabushiki Kaisha F.C.C. | 371 |
3 |
| Schlumberger Canada Limited | 7298 |
2 |
| 3m Innovative Properties Company | 17819 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8735 |
2 |
| Rohm and Haas Company | 2877 |
2 |
| Dow Global Technologies LLC | 10349 |
2 |
| Board of Regents, The University of Texas System | 5798 |
2 |
| BL Technologies, Inc. | 832 |
2 |
| Gambro Lundia AB | 1365 |
2 |
| GE Healthcare Bio-Sciences AB | 541 |
2 |
| Hamilton Sundstrand Space Systems International, Inc. | 100 |
2 |
| Klinge Chemicals Ltd. | 3 |
2 |
| Kurita Water Industries Ltd. | 1194 |
2 |
| Rasa Industries, Ltd. | 21 |
2 |
| Other owners | 110 |