- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 46/30 - Particle separators, e.g. dust precipitators, using loose filtering material
Patent holdings for IPC class B01D 46/30
Total number of patents in this class: 132
10-year publication summary
|
12
|
10
|
9
|
10
|
6
|
20
|
9
|
17
|
7
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11863 |
3 |
| The Boeing Company | 20196 |
3 |
| MANN+HUMMEL GmbH | 1812 |
3 |
| The Original Resinator, LLC | 16 |
3 |
| Merck Patent GmbH | 5739 |
2 |
| Ford Global Technologies, LLC | 21582 |
2 |
| Hamilton Sundstrand Corporation | 5013 |
2 |
| Absolent AB | 27 |
2 |
| Arthur M. Squires Irrevocable Trust | 3 |
2 |
| Cabot Corporation | 544 |
2 |
| MECS, Inc. | 63 |
2 |
| Saint-Gobain Performance Plastics Corporation | 1051 |
2 |
| SK Innovation Co., Ltd. | 1490 |
2 |
| Walker Filtration Ltd | 12 |
2 |
| Qleanair Scandinavia AB | 5 |
2 |
| SK Geo Centric Co., Ltd. | 276 |
2 |
| Brairtech Sweden AB | 17 |
2 |
| Samsung Electronics Co., Ltd. | 158605 |
1 |
| General Electric Company | 13938 |
1 |
| 3m Innovative Properties Company | 17459 |
1 |
| Other owners | 91 |