- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 9/06 - Electrochemical treatment
Patent holdings for IPC class C02F 9/06
Total number of patents in this class: 133
10-year publication summary
|
9
|
14
|
11
|
13
|
15
|
15
|
9
|
5
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Boying Xiamen Science and Technology Co., Ltd. | 31 |
10 |
| Kurita Water Industries Ltd. | 1190 |
7 |
| Evoqua Water Technologies LLC | 915 |
5 |
| Organo Corporation | 463 |
5 |
| Nomura Micro Science Co., Ltd. | 76 |
4 |
| CNOOC Energy Technology & Services Ltd. | 22 |
3 |
| Saltworks Technologies Inc. | 92 |
3 |
| CNOOC Tianjin Chemical Research & Design Institute Co., Ltd. | 31 |
3 |
| Metso Outotec Finland Oy | 461 |
3 |
| China Petroleum & Chemical Corporation | 1889 |
2 |
| King Fahd University of Petroleum and Minerals | 1170 |
2 |
| Liquid Light, Inc. | 30 |
2 |
| Nanjing University | 725 |
2 |
| Nanyang Technological University | 1996 |
2 |
| Research Institute of Petroleum Processing, Sinopec | 373 |
2 |
| Zodiac Group Australia Pty Ltd | 20 |
2 |
| Hydrus Technology Pty. Ltd. | 6 |
2 |
| A.o.smith (Nanjing) Water Treatment Products Co., Ltd. | 6 |
2 |
| Chengdu Honghua Environmental Science & Technology Co., Ltd | 10 |
2 |
| BGT Group Co., Ltd | 2 |
2 |
| Other owners | 68 |