- All sections
- B - Performing operations; transporting
- B01D - Separation
- B01D 61/10 - Accessories; Auxiliary operations
Patent holdings for IPC class B01D 61/10
Total number of patents in this class: 470
10-year publication summary
|
31
|
46
|
46
|
45
|
46
|
48
|
45
|
30
|
44
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17620 |
16 |
| Kurita Water Industries Ltd. | 1150 |
16 |
| Hitachi, Ltd. | 15177 |
14 |
| Fluid Equipment Development Company, LLC | 85 |
14 |
| Natural Ocean Well Co. | 27 |
14 |
| Toray Industries, Inc. | 6843 |
11 |
| Coway Co., Ltd. | 692 |
11 |
| Organo Corporation | 436 |
8 |
| Ebara Corporation | 2072 |
7 |
| DS Services of America, Inc. | 275 |
7 |
| Massachusetts Institute of Technology | 9903 |
5 |
| EcoWater Systems LLC | 140 |
5 |
| Nanyang Technological University | 1883 |
5 |
| Topper Manufacturing Corporation | 19 |
5 |
| Coway Co., Ltd. | 13 |
5 |
| Solventum Intellectual Properties Company | 3307 |
5 |
| General Electric Company | 17801 |
4 |
| Doosan Heavy Industries & Construction Co., Ltd. | 585 |
4 |
| Ecolab USA Inc. | 5334 |
4 |
| Kemflo (Nanjing) Environmental Technology Co., Ltd. | 22 |
4 |
| Other owners | 306 |