- 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: 215
10-year publication summary
|
15
|
12
|
15
|
26
|
14
|
17
|
18
|
27
|
14
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| M.P. Filtri S.p.A. | 34 |
8 |
| Midea Group Co., Ltd. | 4729 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 32904 |
3 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
3 |
| HYDAC Process Technology GmbH | 91 |
3 |
| Foshan Shunde Midea Water Dispenser Manufacturing Co., Ltd. | 90 |
3 |
| Zibo Creation of Mechanical and Electrical Technology Co., Ltd | 40 |
3 |
| Davy Powersports Inc. | 6 |
3 |
| Arizona Board of Regents on behalf of Arizona State University | 2777 |
2 |
| Cubility AS | 38 |
2 |
| Donaldson Company, Inc. | 1600 |
2 |
| E-techno Information Technologies Co., Ltd. | 249 |
2 |
| Evoqua Water Technologies LLC | 926 |
2 |
| Feature-tec (Wuxi) Filtration Technology Co., Ltd. | 5 |
2 |
| Filtran LLC | 26 |
2 |
| FUJIFILM Electronic Materials U.S.A., Inc. | 339 |
2 |
| Grafoid, Inc. | 22 |
2 |
| Haier US Appliance Solutions, Inc. | 3868 |
2 |
| MAHLE International GmbH | 2841 |
2 |
| MANN+HUMMEL GmbH | 1791 |
2 |
| Other owners | 160 |