- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 61/44 - Ion-selective electrodialysis
Patent holdings for IPC class B01D 61/44
Total number of patents in this class: 712
10-year publication summary
|
45
|
41
|
37
|
38
|
52
|
58
|
47
|
58
|
70
|
22
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evoqua Water Technologies LLC | 904 |
31 |
| FUJIFILM Manufacturing Europe B.V. | 271 |
29 |
| FUJIFILM Corporation | 27102 |
22 |
| Nemaska Lithium Inc. | 69 |
17 |
| Dionex Corporation | 320 |
16 |
| Kurita Water Industries Ltd. | 1110 |
16 |
| BL Technologies, Inc. | 831 |
15 |
| Organo Corporation | 394 |
15 |
| Massachusetts Institute of Technology | 9795 |
13 |
| Xyleco, Inc. | 217 |
13 |
| Board of Regents, The University of Texas System | 5370 |
12 |
| Baxter International Inc. | 2425 |
11 |
| Baxter Healthcare S.A. | 1810 |
11 |
| General Electric Company | 18133 |
10 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
8 |
| Ionic Solutions Ltd. | 22 |
8 |
| Research Institute of Industrial Science & Technology | 378 |
8 |
| Saltworks Technologies Inc. | 87 |
8 |
| Enviro Water Minerals Company, Inc. | 24 |
7 |
| California Institute of Technology | 3884 |
6 |
| Other owners | 436 |