- All sections
- C - Chemistry; metallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 1/463 - Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrocoagulation
Patent holdings for IPC class C02F 1/463
Total number of patents in this class: 448
10-year publication summary
|
62
|
37
|
43
|
53
|
48
|
38
|
37
|
32
|
36
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Metso Outotec Finland Oy | 795 |
11 |
| E2Metrix Inc. | 26 |
9 |
| Muddy River Technologies Inc. | 12 |
9 |
| Kolina Limited | 10 |
8 |
| Saudi Arabian Oil Company | 11322 |
8 |
| Halliburton Energy Services, Inc. | 20165 |
7 |
| Amogreentech Co., Ltd. | 566 |
6 |
| Evoqua Water Technologies LLC | 904 |
6 |
| Thought Preserve, LLC | 14 |
6 |
| General Electric Company | 18133 |
5 |
| Chevron U.S.A. Inc. | 3774 |
5 |
| Höganäs AB | 337 |
5 |
| Proterrgo Inc. | 11 |
5 |
| Katz Water Tech, LLC | 28 |
5 |
| Nuquatic, LLC | 16 |
5 |
| The Regents of the University of California | 18943 |
4 |
| Aramco Services Company | 3504 |
4 |
| Avivid Water Technology, LLC | 8 |
4 |
| Cameron Solutions, Inc. | 67 |
4 |
| Creative Water Solutions, LLC | 18 |
4 |
| Other owners | 328 |