- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 36/02 - Combinations of filters of different kinds
Patent holdings for IPC class B01D 36/02
Total number of patents in this class: 207
10-year publication summary
|
13
|
17
|
13
|
17
|
29
|
17
|
19
|
19
|
31
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| M.P. Filtri S.p.A. | 31 |
8 |
| Midea Group Co., Ltd. | 4526 |
4 |
| Davy Powersports Inc. | 7 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 31221 |
3 |
| Doosan Heavy Industries & Construction Co., Ltd. | 581 |
3 |
| Foshan Shunde Midea Water Dispenser Manufacturing Co., Ltd. | 80 |
3 |
| Zibo Creation of Mechanical and Electrical Technology Co., Ltd | 40 |
3 |
| Arizona Board of Regents on behalf of Arizona State University | 2605 |
2 |
| Cubility AS | 39 |
2 |
| Donaldson Company, Inc. | 1601 |
2 |
| E-techno Information Technologies Co., Ltd. | 249 |
2 |
| Evoqua Water Technologies LLC | 915 |
2 |
| Feature-tec (Wuxi) Filtration Technology Co., Ltd. | 5 |
2 |
| Filtran LLC | 26 |
2 |
| FUJIFILM Electronic Materials U.S.A., Inc. | 329 |
2 |
| Grafoid, Inc. | 35 |
2 |
| Haier US Appliance Solutions, Inc. | 3584 |
2 |
| HYDAC Process Technology GmbH | 89 |
2 |
| MAHLE International GmbH | 2761 |
2 |
| MANN+HUMMEL GmbH | 1754 |
2 |
| Other owners | 153 |