- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 61/28 - Apparatus therefor
Patent holdings for IPC class B01D 61/28
Total number of patents in this class: 234
10-year publication summary
|
16
|
16
|
17
|
19
|
13
|
9
|
9
|
8
|
11
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fresenius Medical Care Holdings, Inc. | 1421 |
24 |
| Fresenius Medical Care Deutschland GmbH | 2213 |
18 |
| Gambro Lundia AB | 1353 |
18 |
| B. Braun Avitum AG | 370 |
8 |
| The Charles Stark Draper Laboratory, Inc. | 938 |
8 |
| The Regents of the University of California | 20534 |
7 |
| DEKA Products Limited Partnership | 1847 |
6 |
| Outset Medical, Inc. | 61 |
5 |
| Vantive US Healthcare LLC | 299 |
5 |
| Asahi Kasei Medical Co., Ltd. | 234 |
4 |
| Michigan Critical Care Consultants, Inc., DBA MC3 | 20 |
4 |
| Iviva Medical, Inc. | 23 |
4 |
| Mozarc Medical US LLC | 375 |
4 |
| Vantive Health GmbH | 356 |
4 |
| Fenwal, Inc. | 694 |
3 |
| FUJIFILM Manufacturing Europe B.V. | 251 |
3 |
| Osaka University | 3304 |
3 |
| Pierce Biotechnology, Inc. | 142 |
3 |
| University of Kansas | 910 |
3 |
| Diality Inc. | 71 |
3 |
| Other owners | 97 |