- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 61/38 - Liquid-membrane separation
Patent holdings for IPC class B01D 61/38
Total number of patents in this class: 111
10-year publication summary
|
8
|
18
|
7
|
12
|
8
|
5
|
10
|
4
|
4
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lawrence Livermore National Security, LLC | 1973 |
4 |
| The Penn State Research Foundation | 1610 |
4 |
| FUJIFILM Corporation | 30514 |
3 |
| W. L. Gore & Associates, Inc. | 2720 |
3 |
| Daicel Corporation | 2523 |
3 |
| Imtex Membranes Corp. | 11 |
3 |
| The Regents of the University of California | 20745 |
2 |
| Hewlett-Packard Development Company, L.P. | 25184 |
2 |
| Corning Incorporated | 10504 |
2 |
| ExxonMobil Chemical Patents Inc. | 3776 |
2 |
| 1934612 Ontario Inc. | 22 |
2 |
| Compact Membrane Systems, Inc. | 56 |
2 |
| Fenwal, Inc. | 700 |
2 |
| King Fahd University of Petroleum and Minerals | 1572 |
2 |
| Nanopareil, LLC | 13 |
2 |
| National University of Singapore | 2583 |
2 |
| Porifera, Inc. | 71 |
2 |
| Renaissance Energy Research Corporation | 63 |
2 |
| Siemens Healthcare Diagnostics Inc. | 2146 |
2 |
| Spark Therapeutics, Inc. | 182 |
2 |
| Other owners | 63 |