- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 24/02 - Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
Patent holdings for IPC class B01D 24/02
Total number of patents in this class: 132
10-year publication summary
|
15
|
12
|
9
|
11
|
8
|
6
|
6
|
3
|
6
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hitachi Zosen Corporation | 618 |
7 |
| Sumitomo Electric Industries, Ltd. | 15483 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
5 |
| Whirlpool Corporation | 4419 |
5 |
| Xylem Water Solutions Zelienople LLC | 79 |
4 |
| Aqseptence Group, Inc. | 88 |
3 |
| Asama Coldwater Manufacturing Inc. | 3 |
3 |
| Evoqua Water Technologies LLC | 918 |
3 |
| University of Central Florida Research Foundation, Inc. | 1183 |
3 |
| International Business Machines Corporation | 61228 |
2 |
| Chevron U.S.A. Inc. | 3955 |
2 |
| Toray Industries, Inc. | 6936 |
2 |
| Ishigaki Company Limited | 47 |
2 |
| Metawater Co., Ltd. | 194 |
2 |
| Mitsubishi Rayon Cleansui Company, Limited | 25 |
2 |
| Nagaoka Corporation | 2 |
2 |
| Nagaoka International Corporation | 7 |
2 |
| Nihon Genryo Co., Ltd. | 12 |
2 |
| Swing Corporation | 30 |
2 |
| Evolution Aqua Limited | 18 |
2 |
| Other owners | 71 |