- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 46/66 - Regeneration of the filtering material or filter elements inside the filter
Patent holdings for IPC class B01D 46/66
Total number of patents in this class: 48
10-year publication summary
|
1
|
0
|
1
|
1
|
6
|
10
|
11
|
8
|
10
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 73588 |
6 |
| The Boeing Company | 20131 |
4 |
| K&N Engineering, Inc. | 435 |
4 |
| Samsung Electronics Co., Ltd. | 147787 |
3 |
| Purdue Research Foundation | 3673 |
2 |
| Marathon Petroleum Company LP | 360 |
2 |
| Metalmark Innovations, PBC | 16 |
2 |
| Deere & Company | 7671 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8803 |
1 |
| Centre National de La Recherche Scientifique | 10564 |
1 |
| Robert Bosch GmbH | 42815 |
1 |
| Ford Global Technologies, LLC | 20723 |
1 |
| Daikin Industries, Ltd. | 10106 |
1 |
| B.G. Negev Technologies and Applications Ltd., at Ben-gurion University | 358 |
1 |
| Environmental Management Confederation, Inc. | 56 |
1 |
| Kingfa SCI & Tech Co. Ltd. | 648 |
1 |
| Korea Hydro & Nuclear Power Co., Ltd. | 474 |
1 |
| Omachron Intellectual Property Inc. | 923 |
1 |
| Primetals Technologies Austria GmbH | 544 |
1 |
| South China University of Technology | 1805 |
1 |
| Other owners | 12 |