- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 61/28 - Apparatus therefor
Patent holdings for IPC class B01D 61/28
Total number of patents in this class: 246
10-year publication summary
|
16
|
15
|
16
|
16
|
20
|
20
|
14
|
11
|
8
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fresenius Medical Care Holdings, Inc. | 1354 |
27 |
| Gambro Lundia AB | 1383 |
19 |
| Fresenius Medical Care Deutschland GmbH | 2100 |
17 |
| Baxter International Inc. | 2425 |
9 |
| B. Braun Avitum AG | 332 |
8 |
| The Charles Stark Draper Laboratory, Inc. | 913 |
8 |
| DEKA Products Limited Partnership | 1640 |
6 |
| The Regents of the University of California | 18943 |
5 |
| Baxter Healthcare S.A. | 1810 |
5 |
| Outset Medical, Inc. | 58 |
5 |
| Asahi Kasei Medical Co., Ltd. | 308 |
4 |
| NxStage Medical, Inc. | 294 |
4 |
| Pierce Biotechnology, Inc. | 132 |
4 |
| Fenwal, Inc. | 626 |
3 |
| FUJIFILM Manufacturing Europe B.V. | 271 |
3 |
| Linden Technologies, Inc. | 3 |
3 |
| Osaka University | 3143 |
3 |
| Quanta Dialysis Technologies Limited | 84 |
3 |
| Mozarc Medical US LLC | 323 |
3 |
| Bayer AG | 3045 |
2 |
| Other owners | 105 |