- All sections
- B - Performing operations; transporting
- 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: 180
10-year publication summary
|
10
|
15
|
15
|
14
|
17
|
16
|
31
|
25
|
16
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Donaldson Company, Inc. | 1513 |
13 |
| LG Electronics Inc. | 69257 |
11 |
| EOS GmbH Electro Optical Systems | 398 |
6 |
| MAHLE International GmbH | 2670 |
6 |
| MANN+HUMMEL GmbH | 1682 |
6 |
| Gebr. Becker GmbH | 49 |
4 |
| Herding GmbH Filtertechnik | 25 |
4 |
| MAHLE Metal Leve S/A | 160 |
4 |
| Aireau Qualite Controle Inc. | 13 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| The Boeing Company | 19843 |
3 |
| Crititech, Inc. | 76 |
3 |
| Husqvarna AB | 2824 |
3 |
| Lincoln Global, Inc. | 2180 |
3 |
| The Sy-Klone Company, LLC | 43 |
3 |
| Clean Slurry Technology Inc. | 5 |
3 |
| Briggs & Stratton, LLC | 673 |
3 |
| LG Chem, Ltd. | 17205 |
2 |
| Caterpillar Inc. | 8877 |
2 |
| Bulk Tank, Inc. | 46 |
2 |
| Other owners | 92 |