- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 46/48 - Removing dust other than cleaning filters
Patent holdings for IPC class B01D 46/48
Total number of patents in this class: 199
10-year publication summary
|
15
|
15
|
14
|
17
|
16
|
32
|
25
|
16
|
22
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 72559 |
15 |
| Donaldson Company, Inc. | 1598 |
13 |
| EOS GmbH Electro Optical Systems | 412 |
7 |
| MANN+HUMMEL GmbH | 1753 |
7 |
| Gebr. Becker GmbH | 54 |
6 |
| MAHLE International GmbH | 2751 |
6 |
| Herding GmbH Filtertechnik | 29 |
4 |
| MAHLE Metal Leve S/A | 158 |
4 |
| Aireau Qualite Controle Inc. | 12 |
4 |
| The Sy-Klone Company, LLC | 47 |
4 |
| Briggs & Stratton, LLC | 669 |
4 |
| Samsung Electronics Co., Ltd. | 144426 |
3 |
| The Boeing Company | 20025 |
3 |
| Bulk Tank, Inc. | 48 |
3 |
| Crititech, Inc. | 73 |
3 |
| Husqvarna AB | 2905 |
3 |
| Lincoln Global, Inc. | 2163 |
3 |
| Omachron Intellectual Property Inc. | 898 |
3 |
| Clean Slurry Technology Inc. | 5 |
3 |
| LG Chem, Ltd. | 17564 |
2 |
| Other owners | 99 |