- All sections
- B - Performing operations; transporting
- 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: 82
10-year publication summary
|
3
|
13
|
3
|
8
|
9
|
10
|
7
|
12
|
6
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Energy, Inc. | 1770 |
4 |
| DEKA Products Limited Partnership | 1640 |
4 |
| Fuji Filter Manufacturing Co., Ltd. | 53 |
4 |
| Philip Morris USA Inc. | 744 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
| Evoqua Water Technologies LLC | 904 |
3 |
| Hitachi Zosen Corporation | 609 |
3 |
| Conopco, Inc. | 4644 |
2 |
| Degremont | 103 |
2 |
| Doosan Heavy Industries & Construction Co., Ltd. | 604 |
2 |
| Franklin Electric Co., Inc. | 217 |
2 |
| Kanagawa Kiki Kogyo Co., Ltd. | 9 |
2 |
| Lyco Manufacturing, Inc. | 50 |
2 |
| Saudi Arabian Oil Company | 11322 |
2 |
| Zero Technologies, LLC | 30 |
2 |
| Mitsubishi Kakoki Kaisha, Ltd. | 48 |
2 |
| Unilever PLC | 3540 |
1 |
| Unilever N.V. | 3440 |
1 |
| Murata Manufacturing Co., Ltd. | 22355 |
1 |
| Uop LLC | 4083 |
1 |
| Other owners | 36 |