- 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: 230
10-year publication summary
|
17
|
13
|
17
|
29
|
17
|
19
|
20
|
33
|
15
|
16
|
| 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. | 38 |
8 |
| Midea Group Co., Ltd. | 5052 |
5 |
| Davy Powersports Inc. | 7 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 34265 |
3 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
3 |
| HYDAC Process Technology GmbH | 85 |
3 |
| Foshan Shunde Midea Water Dispenser Manufacturing Co., Ltd. | 91 |
3 |
| S.B.I.D Solutions, Enterprise and Investments Ltd. | 11 |
3 |
| Zibo Creation of Mechanical and Electrical Technology Co., Ltd | 40 |
3 |
| Root Extracts Limited | 4 |
3 |
| Arizona Board of Regents on behalf of Arizona State University | 2962 |
2 |
| Donaldson Company, Inc. | 1608 |
2 |
| E-techno Information Technologies Co., Ltd. | 249 |
2 |
| Evoqua Water Technologies LLC | 934 |
2 |
| Feature-tec (Wuxi) Filtration Technology Co., Ltd. | 7 |
2 |
| Filtran LLC | 26 |
2 |
| FUJIFILM Electronic Materials U.S.A., Inc. | 346 |
2 |
| Haier US Appliance Solutions, Inc. | 4073 |
2 |
| MAHLE International GmbH | 2920 |
2 |
| MANN+HUMMEL GmbH | 1813 |
2 |
| Other owners | 172 |