- All sections
- C - Chemistry; metallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 1/48 - Treatment of water, waste water, or sewage with magnetic or electric fields
Patent holdings for IPC class C02F 1/48
Total number of patents in this class: 1143
10-year publication summary
|
114
|
111
|
116
|
133
|
113
|
107
|
107
|
93
|
78
|
24
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 43934 |
31 |
| Adey Holdings (2008) Limited | 322 |
24 |
| Evoqua Water Technologies LLC | 904 |
22 |
| Reverse Ionizer Systems, LLC | 25 |
18 |
| Daikin Industries, Ltd. | 9495 |
17 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
15 |
| Nanjing University | 646 |
10 |
| z Intellectual Property Holding Company, LLC | 51 |
9 |
| Panasonic Corporation | 20786 |
8 |
| Silver Bullet Water Treatment Company, LLC | 10 |
8 |
| Wilsa Holdings, LLC | 14 |
7 |
| ARC Aroma Pure AB | 22 |
6 |
| Drexel University | 951 |
6 |
| Kaylope LLC | 6 |
6 |
| Happy Ocean (Beijing) Water Technology Co.,Ltd. | 7 |
6 |
| BASF SE | 19740 |
5 |
| Siemens AG | 24990 |
5 |
| Auburn University | 506 |
5 |
| Board of Trustees of the University of Arkansas | 771 |
5 |
| Chinese Research Academy of Environmental Sciences | 113 |
5 |
| Other owners | 925 |