- 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: 207
10-year publication summary
|
15
|
15
|
14
|
17
|
16
|
31
|
24
|
16
|
22
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 73884 |
15 |
| Donaldson Company, Inc. | 1595 |
13 |
| EOS GmbH Electro Optical Systems | 417 |
7 |
| MANN+HUMMEL GmbH | 1778 |
7 |
| Gebr. Becker GmbH | 54 |
6 |
| MAHLE International GmbH | 2841 |
6 |
| Herding GmbH Filtertechnik | 32 |
5 |
| MAHLE Metal Leve S/A | 157 |
4 |
| Aireau Qualite Controle Inc. | 11 |
4 |
| The Sy-Klone Company, LLC | 47 |
4 |
| Briggs & Stratton, LLC | 680 |
4 |
| Samsung Electronics Co., Ltd. | 149362 |
3 |
| The Boeing Company | 20052 |
3 |
| Bulk Tank, Inc. | 51 |
3 |
| Crititech, Inc. | 74 |
3 |
| Husqvarna AB | 2965 |
3 |
| Korea Institute of Energy Research | 870 |
3 |
| Lincoln Global, Inc. | 2141 |
3 |
| Omachron Intellectual Property Inc. | 934 |
3 |
| Concept Laser GmbH | 193 |
3 |
| Other owners | 105 |