- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 35/12 - Devices for taking out of action one or more units of multi-unit filters, e.g. for regeneration
Patent holdings for IPC class B01D 35/12
Total number of patents in this class: 159
10-year publication summary
|
2
|
17
|
8
|
14
|
14
|
12
|
14
|
7
|
10
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HYDAC Process Technology GmbH | 85 |
8 |
| Crescent GDG Filter Venture, LLC | 4 |
4 |
| Samsung Electronics Co., Ltd. | 158156 |
3 |
| Coway Co., Ltd. | 788 |
3 |
| Gaudfrin | 22 |
3 |
| Microfilter Co., Ltd. | 41 |
3 |
| Spiro Enterprises B.V. | 50 |
3 |
| LG Electronics Inc. | 75845 |
2 |
| ZF Friedrichshafen AG | 7256 |
2 |
| Aalto University Foundation | 321 |
2 |
| Amiad Water Systems Ltd. | 53 |
2 |
| Cummins Filtration IP, Inc. | 585 |
2 |
| Hoffman Enclosures, Inc. | 195 |
2 |
| HYDAC Filtertechnik GmbH | 286 |
2 |
| JK Industries, LLC | 10 |
2 |
| Miller-leaman, Inc. | 2 |
2 |
| Parker Intangibles LLC | 1170 |
2 |
| Psi-polymer Systems, Inc. | 7 |
2 |
| UTS Biogastechnik GmbH | 28 |
2 |
| Yuyao Yadong Plastic Co., Ltd. | 20 |
2 |
| Other owners | 106 |