- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 61/10 - AccessoriesAuxiliary operations
Patent holdings for IPC class B01D 61/10
Total number of patents in this class: 514
10-year publication summary
|
46
|
46
|
45
|
46
|
48
|
46
|
31
|
46
|
27
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kurita Water Industries Ltd. | 1283 |
17 |
| Hitachi, Ltd. | 16071 |
14 |
| Fluid Equipment Development Company, LLC | 89 |
14 |
| Natural Ocean Well Co. | 23 |
12 |
| Toray Industries, Inc. | 7096 |
11 |
| Coway Co., Ltd. | 788 |
11 |
| LG Chem, Ltd. | 17921 |
9 |
| Organo Corporation | 537 |
9 |
| IDE Water Technologies Ltd. | 59 |
8 |
| Ebara Corporation | 2323 |
7 |
| DS Services of America, Inc. | 237 |
7 |
| Nanoh2o Co., Ltd. | 60 |
7 |
| DDP Specialty Electronic Materials US, LLC | 850 |
6 |
| Massachusetts Institute of Technology | 10239 |
5 |
| EcoWater Systems LLC | 142 |
5 |
| Nanyang Technological University | 2200 |
5 |
| Topper Manufacturing Corporation | 17 |
5 |
| Coway Co., Ltd. | 13 |
5 |
| Danfoss A/S | 1428 |
5 |
| Solventum Intellectual Properties Company | 3415 |
5 |
| Other owners | 347 |