- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 69/10 - Supported membranesMembrane supports
Patent holdings for IPC class B01D 69/10
Total number of patents in this class: 2745
10-year publication summary
|
190
|
196
|
219
|
231
|
203
|
184
|
188
|
186
|
206
|
125
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 7096 |
163 |
| NGK Insulators, Ltd. | 5232 |
155 |
| Nitto Denko Corporation | 8526 |
136 |
| FUJIFILM Corporation | 30512 |
125 |
| FUJIFILM Manufacturing Europe B.V. | 248 |
39 |
| Sumitomo Chemical Company, Limited | 8996 |
36 |
| Asahi Kasei Kabushiki Kaisha | 2828 |
36 |
| Toray Advanced Materials Korea Inc. | 296 |
35 |
| LG Chem, Ltd. | 17921 |
30 |
| Mitsubishi Chemical Corporation | 4721 |
28 |
| Korea University Research and Business Foundation | 3262 |
28 |
| Sumitomo Electric Industries, Ltd. | 16305 |
25 |
| National University of Singapore | 2582 |
24 |
| 3m Innovative Properties Company | 17488 |
23 |
| Amogreentech Co., Ltd. | 644 |
20 |
| Entegris, Inc. | 2008 |
19 |
| FUJIFILM Imaging Colorants Limited | 194 |
19 |
| Ohio State Innovation Foundation | 2366 |
19 |
| Sumitomo Electric Fine Polymer, Inc. | 204 |
18 |
| Uop LLC | 4393 |
17 |
| Other owners | 1750 |