- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 63/06 - Tubular membrane modules
Patent holdings for IPC class B01D 63/06
Total number of patents in this class: 885
10-year publication summary
|
72
|
73
|
69
|
70
|
64
|
71
|
68
|
52
|
39
|
24
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 5223 |
57 |
| Corning Incorporated | 10463 |
22 |
| Entegris, Inc. | 1990 |
22 |
| Technologies Avancees & Membranes Industrielles | 39 |
21 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 492 |
15 |
| DIC Corporation | 3924 |
13 |
| Technologies Avancees et Membranes Industrielles | 22 |
12 |
| Mitsubishi Chemical Corporation | 4665 |
11 |
| Fenwal, Inc. | 696 |
10 |
| Sartorius Stedim Biotech GmbH | 872 |
8 |
| Hitachi Zosen Corporation | 608 |
7 |
| nanostone water, inc. | 17 |
7 |
| FUJIFILM Corporation | 30327 |
6 |
| Dow Global Technologies LLC | 10845 |
6 |
| 1934612 Ontario Inc. | 22 |
6 |
| Fibracast Ltd. | 29 |
6 |
| Kolon Industries, Inc. | 1781 |
6 |
| Nanostone Water GmbH | 13 |
6 |
| Evove Ltd | 31 |
6 |
| Centre National de La Recherche Scientifique | 10914 |
5 |
| Other owners | 633 |