- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 46/10 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
Patent holdings for IPC class B01D 46/10
Total number of patents in this class: 1635
10-year publication summary
|
112
|
145
|
186
|
170
|
173
|
192
|
172
|
191
|
133
|
43
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MANN+HUMMEL GmbH | 1682 |
171 |
| Donaldson Company, Inc. | 1513 |
88 |
| 3m Innovative Properties Company | 18406 |
55 |
| Cummins Filtration IP, Inc. | 812 |
42 |
| LG Electronics Inc. | 69257 |
40 |
| Daikin Industries, Ltd. | 9495 |
28 |
| K&N Engineering, Inc. | 405 |
20 |
| MAHLE International GmbH | 2670 |
19 |
| Samsung Electronics Co., Ltd. | 131630 |
15 |
| Carl Freudenberg KG | 1346 |
15 |
| Murata Manufacturing Co., Ltd. | 22355 |
14 |
| Dyson Technology Limited | 3124 |
13 |
| Sharp Kabushiki Kaisha | 18957 |
13 |
| Parker-Hannifin Corporation | 999 |
12 |
| Camfil USA, Inc. | 66 |
11 |
| Columbus Industries, Inc. | 63 |
11 |
| Mitsubishi Electric Corporation | 43934 |
10 |
| Caterpillar Inc. | 8877 |
10 |
| Baldwin Filters, Inc. | 257 |
10 |
| Turbett Surgical, Inc. | 34 |
10 |
| Other owners | 1028 |