- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 65/04 - Membrane cleaning or sterilisation with movable bodies, e.g. foam balls
Patent holdings for IPC class B01D 65/04
Total number of patents in this class: 23
10-year publication summary
|
1
|
5
|
2
|
2
|
1
|
1
|
0
|
0
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fuji Filter Manufacturing Co., Ltd. | 55 |
3 |
| Fibracast Ltd. | 29 |
2 |
| Organo Corporation | 536 |
2 |
| Parkson Corporation | 125 |
2 |
| Sumitomo Electric Industries, Ltd. | 16061 |
1 |
| Mitsubishi Rayon Co., Ltd. | 870 |
1 |
| Design Technology and Innovation Ltd. | 2 |
1 |
| Econopure Water Systems, LLC | 1 |
1 |
| Meurer Research, Inc. | 4 |
1 |
| National University Corporation Hokkaido University | 1344 |
1 |
| Siemens Water Technologies Corp. | 56 |
1 |
| Aquatech International, LLC | 104 |
1 |
| Grundfos Management a/s | 173 |
1 |
| Mitsubishi Rayon Engineering Co., Ltd. | 5 |
1 |
| Nikken Inc. | 1 |
1 |
| Ryuki Engineering Inc. | 4 |
1 |
| Toyobo MC Corporation | 515 |
1 |
| Tsukishima JFE Aqua Solution Co., Ltd. | 6 |
1 |
| Other owners | 0 |