- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 61/46 - Apparatus therefor
Patent holdings for IPC class B01D 61/46
Total number of patents in this class: 433
10-year publication summary
|
23
|
31
|
26
|
28
|
35
|
34
|
37
|
35
|
49
|
16
|
| 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 |
23 |
| FUJIFILM Corporation | 27102 |
13 |
| Dionex Corporation | 320 |
12 |
| Mangrove Water Technologies Ltd. | 26 |
12 |
| Xerox Corporation | 7503 |
11 |
| Massachusetts Institute of Technology | 9795 |
10 |
| BL Technologies, Inc. | 831 |
10 |
| FUJIFILM Manufacturing Europe B.V. | 271 |
9 |
| Evoqua Water Technologies Pte. Ltd. | 27 |
9 |
| Board of Regents, The University of Texas System | 5370 |
8 |
| Baxter International Inc. | 2425 |
8 |
| Baxter Healthcare S.A. | 1810 |
8 |
| Astom Corporation | 31 |
8 |
| Kurita Water Industries Ltd. | 1110 |
8 |
| MIS IP Holdings LLC | 39 |
8 |
| Ionic Solutions Ltd. | 22 |
6 |
| Saltworks Technologies Inc. | 87 |
6 |
| The Regents of the University of California | 18943 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
5 |
| Hirosaki University | 140 |
5 |
| Other owners | 249 |