- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 24/48 - Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
Patent holdings for IPC class B01D 24/48
Total number of patents in this class: 99
10-year publication summary
|
3
|
8
|
8
|
9
|
7
|
12
|
7
|
8
|
10
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Philip Morris USA Inc. | 675 |
5 |
| DEKA Products Limited Partnership | 1838 |
5 |
| Siemens Energy, Inc. | 1699 |
4 |
| Fuji Filter Manufacturing Co., Ltd. | 55 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 33120 |
3 |
| Evoqua Water Technologies LLC | 922 |
3 |
| Hitachi Zosen Corporation | 613 |
3 |
| Lyco Manufacturing, Inc. | 56 |
3 |
| Conopco, Inc. | 4968 |
2 |
| Degremont | 80 |
2 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
2 |
| Kanagawa Kiki Kogyo Co., Ltd. | 9 |
2 |
| Roberts Marketing DE, Inc. | 28 |
2 |
| Saudi Arabian Oil Company | 13886 |
2 |
| Zero Technologies, LLC | 31 |
2 |
| Mitsubishi Kakoki Kaisha, Ltd. | 76 |
2 |
| ReAqua Solutions, LLC | 3 |
2 |
| Unilever PLC | 3077 |
1 |
| Unilever N.V. | 2986 |
1 |
| Murata Manufacturing Co., Ltd. | 25296 |
1 |
| Other owners | 48 |