- All sections
- C - Chemistrymetallurgy
- 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: 457
10-year publication summary
|
37
|
43
|
53
|
48
|
38
|
37
|
34
|
41
|
27
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| E2Metrix Inc. | 25 |
10 |
| Muddy River Technologies Inc. | 13 |
10 |
| Saudi Arabian Oil Company | 13185 |
9 |
| Kolina Limited | 9 |
8 |
| Halliburton Energy Services, Inc. | 20901 |
7 |
| Evoqua Water Technologies LLC | 916 |
7 |
| Nuquatic, LLC | 22 |
7 |
| Amogreentech Co., Ltd. | 607 |
6 |
| Thought Preserve, LLC | 13 |
6 |
| Katz Water Tech, LLC | 30 |
6 |
| Metso Outotec Finland Oy | 354 |
6 |
| General Electric Company | 13793 |
5 |
| Chevron U.S.A. Inc. | 3962 |
5 |
| Proterrgo Inc. | 10 |
5 |
| SK Innovation Co., Ltd. | 1341 |
5 |
| Metso Finland Oy | 463 |
5 |
| The Regents of the University of California | 19929 |
4 |
| Aramco Services Company | 3976 |
4 |
| Avivid Water Technology, LLC | 8 |
4 |
| Cameron Solutions, Inc. | 66 |
4 |
| Other owners | 334 |