- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 46/681 - Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
Patent holdings for IPC class B01D 46/681
Total number of patents in this class: 60
10-year publication summary
|
0
|
0
|
0
|
3
|
6
|
8
|
13
|
13
|
16
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 73021 |
9 |
| Samsung Electronics Co., Ltd. | 146092 |
5 |
| Cendori Co., Ltd. | 20 |
5 |
| Air Purix, Inc. | 5 |
3 |
| Whirlpool Corporation | 4419 |
2 |
| Fuji Filter Manufacturing Co., Ltd. | 54 |
2 |
| Kowa Inc. | 24 |
2 |
| Electrolux Appliances Aktiebolag | 60 |
2 |
| Cheongpungin Co., Ltd. | 2 |
2 |
| Mitsubishi Electric Corporation | 46093 |
1 |
| ZTE Corporation | 42423 |
1 |
| Carrier Corporation | 4345 |
1 |
| Coway Co., Ltd. | 731 |
1 |
| Cummins Inc. | 2577 |
1 |
| Haier US Appliance Solutions, Inc. | 3610 |
1 |
| Hobot Technology Inc. | 28 |
1 |
| Kingfa SCI & Tech Co. Ltd. | 635 |
1 |
| Milwaukee Electric Tool Corporation | 4390 |
1 |
| PSK Inc. | 124 |
1 |
| Jiangsu Pengfei Group Co., Ltd. | 21 |
1 |
| Other owners | 17 |