- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 9/08 - Multistep treatment of water, waste water or sewage at least one step being a physical treatment
Patent holdings for IPC class C02F 9/08
Total number of patents in this class: 207
10-year publication summary
|
16
|
19
|
20
|
15
|
19
|
23
|
24
|
10
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kurita Water Industries Ltd. | 1194 |
7 |
| Organo Corporation | 465 |
7 |
| Boying Xiamen Science and Technology Co., Ltd. | 31 |
6 |
| Midea Group Co., Ltd. | 4547 |
3 |
| Zhejiang University | 3143 |
3 |
| Foshan Shunde Midea Water Dispenser Manufacturing Co., Ltd. | 80 |
3 |
| Zibo Creation of Mechanical and Electrical Technology Co., Ltd | 40 |
3 |
| General Electric Company | 13780 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
2 |
| Dow Global Technologies LLC | 10363 |
2 |
| Aquatech International Corporation | 13 |
2 |
| CNOOC Energy Technology & Services Ltd. | 22 |
2 |
| Heartland Technology Partners LLC | 19 |
2 |
| Nanyang Technological University | 2006 |
2 |
| National Research Council of Canada | 1551 |
2 |
| Nomura Micro Science Co., Ltd. | 77 |
2 |
| Shandong University | 1042 |
2 |
| Smith & Loveless, Inc. | 109 |
2 |
| Solex Water Ltd. | 3 |
2 |
| Toshiba Infrastructure Systems & Solutions Corporation | 1059 |
2 |
| Other owners | 149 |