- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 33/06 - Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
Patent holdings for IPC class B01D 33/06
Total number of patents in this class: 217
10-year publication summary
|
13
|
18
|
16
|
17
|
15
|
14
|
11
|
18
|
7
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16355 |
18 |
| Miura Co., Ltd. | 285 |
6 |
| Mitsubishi Kakoki Kaisha, Ltd. | 89 |
6 |
| Andritz Inc. | 322 |
5 |
| Fenwal, Inc. | 701 |
5 |
| TM Industrial Supply, Inc. | 19 |
5 |
| Safe Foods Corporation | 86 |
4 |
| Fresh Works Ltd | 7 |
4 |
| Aikawa Fiber Technologies Oy | 19 |
3 |
| Bunri Incorporation | 25 |
3 |
| Eastman Chemical Company | 2092 |
3 |
| Metso Paper, Inc. | 338 |
3 |
| Mitsubishi Heavy Industries Environmental & Chemical Engineering Co., Ltd. | 126 |
3 |
| Sulzer Management AG | 712 |
3 |
| FUJIFILM Corporation | 30516 |
2 |
| ANDRITZ KMPT GmbH | 7 |
2 |
| BHS-Sonthofen GmbH | 40 |
2 |
| DMG MORI Co., Ltd. | 932 |
2 |
| Ettlinger Kunststoffmaschinen GmbH | 10 |
2 |
| Exactration, LLC | 12 |
2 |
| Other owners | 134 |