- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 69/06 - Flat membranes
Patent holdings for IPC class B01D 69/06
Total number of patents in this class: 559
10-year publication summary
|
56
|
35
|
56
|
61
|
64
|
55
|
54
|
52
|
30
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nitto Denko Corporation | 7879 |
16 |
| Toray Industries, Inc. | 6652 |
16 |
| Amogreentech Co., Ltd. | 566 |
16 |
| Asahi Kasei Medical Co., Ltd. | 308 |
13 |
| FUJIFILM Corporation | 27102 |
10 |
| Inscripta, Inc., FORMERLY Muse Biotechnology, Inc. | 300 |
10 |
| Fibracast Ltd. | 28 |
9 |
| Gambro Lundia AB | 1383 |
9 |
| 3m Innovative Properties Company | 18406 |
7 |
| Uop LLC | 4083 |
7 |
| W. L. Gore & Associates, Inc. | 2600 |
7 |
| Sartorius Stedim Biotech GmbH | 774 |
7 |
| Murata Manufacturing Co., Ltd. | 22355 |
6 |
| Kubota Corporation | 3054 |
6 |
| Meidensha Corporation | 823 |
6 |
| The Regents of the University of California | 18943 |
5 |
| Hewlett-Packard Development Company, L.P. | 28538 |
5 |
| Agfa-Gevaert | 282 |
5 |
| Fresenius Medical Care Holdings, Inc. | 1354 |
5 |
| National University of Singapore | 2228 |
5 |
| Other owners | 389 |