- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 35/14 - Safety devices specially adapted for filtrationDevices for indicating clogging
Patent holdings for IPC class B01D 35/14
Total number of patents in this class: 237
10-year publication summary
|
24
|
18
|
25
|
13
|
12
|
11
|
16
|
2
|
9
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cummins Filtration IP, Inc. | 590 |
16 |
| LG Electronics Inc. | 75591 |
9 |
| KX Technologies LLC | 149 |
9 |
| Coway Co., Ltd. | 787 |
8 |
| Atmus Filtration IP Inc. | 272 |
6 |
| MANN+HUMMEL GmbH | 1812 |
5 |
| Yamashin-filter Corp. | 131 |
5 |
| DV Industries, LLC | 6 |
4 |
| Fresenius Medical Care Deutschland GmbH | 2228 |
4 |
| Haier US Appliance Solutions, Inc. | 4022 |
4 |
| HYDAC Filtertechnik GmbH | 287 |
4 |
| Woongjin Coway Co., Ltd. | 132 |
4 |
| Pratt & Whitney Canada Corp. | 5464 |
3 |
| Baldwin Filters, Inc. | 231 |
3 |
| Hubb Filters, Inc. | 10 |
3 |
| Microfilter Co., Ltd. | 41 |
3 |
| Parker Intangibles LLC | 1170 |
3 |
| 3m Innovative Properties Company | 17497 |
2 |
| EMD Millipore Corporation | 631 |
2 |
| Robert Bosch GmbH | 44094 |
2 |
| Other owners | 138 |