- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 63/04 - Hollow fibre modules comprising multiple hollow fibre assemblies
Patent holdings for IPC class B01D 63/04
Total number of patents in this class: 535
10-year publication summary
|
45
|
50
|
49
|
41
|
51
|
46
|
49
|
40
|
43
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6652 |
21 |
| Kolon Industries, Inc. | 1506 |
21 |
| Evoqua Water Technologies LLC | 904 |
14 |
| Sumitomo Electric Industries, Ltd. | 14131 |
13 |
| BL Technologies, Inc. | 831 |
12 |
| Air Liquide Advanced Technologies U.S. LLC | 90 |
11 |
| Membion GmbH | 23 |
11 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
10 |
| Doosan Heavy Industries & Construction Co., Ltd. | 604 |
10 |
| Gambro Lundia AB | 1383 |
10 |
| Saudi Arabian Oil Company | 11322 |
9 |
| Toyobo Co., Ltd. | 2286 |
9 |
| Hamilton Sundstrand Corporation | 4525 |
8 |
| MANN+HUMMEL GmbH | 1682 |
6 |
| Hydranautics | 20 |
5 |
| Mitsubishi Rayon Co., Ltd. | 1003 |
5 |
| Terumo Kabushiki Kaisha | 5216 |
5 |
| DIC Corporation | 3597 |
5 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
5 |
| Zenon Environmental Inc. | 6 |
5 |
| Other owners | 340 |