- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 9/12 - Irradiation or treatment with electric or magnetic fields
Patent holdings for IPC class C02F 9/12
Total number of patents in this class: 105
10-year publication summary
|
6
|
18
|
12
|
9
|
10
|
14
|
2
|
1
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Organo Corporation | 552 |
13 |
| Kurita Water Industries Ltd. | 1294 |
7 |
| Nomura Micro Science Co., Ltd. | 90 |
6 |
| Nanjing University | 811 |
3 |
| Hunan Changxiang Industrial Co., Ltd | 8 |
3 |
| Shenzhen Tongsheng Green Technology Co., Ltd | 38 |
3 |
| Evoqua Water Technologies LLC | 928 |
2 |
| Nanjing University Yancheng Environmental Protection Technology and Engineering Research Institute | 19 |
2 |
| The University of British Columbia | 1557 |
2 |
| VWS (UK) Limited | 69 |
2 |
| Powerchina Water Environment Goverance | 20 |
2 |
| Unique Biotechnology Co., Ltd | 6 |
2 |
| General Electric Company | 13999 |
1 |
| Applica Water Products, LLC | 16 |
1 |
| Asahi Kasei Kabushiki Kaisha | 2871 |
1 |
| Chinese Research Academy of Environmental Sciences | 135 |
1 |
| Fde Process Systems Limited | 3 |
1 |
| Gavish-galilee Bio Applications Ltd. | 44 |
1 |
| J.S. Meyer Engineering, P.C. | 2 |
1 |
| KITZ Corporation | 210 |
1 |
| Other owners | 50 |