- All sections
- C - Chemistry; metallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
Patent holdings for IPC class C02F 1/469
Total number of patents in this class: 1602
10-year publication summary
|
152
|
140
|
99
|
133
|
138
|
145
|
125
|
135
|
152
|
42
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evoqua Water Technologies LLC | 904 |
73 |
| Kurita Water Industries Ltd. | 1110 |
52 |
| Massachusetts Institute of Technology | 9795 |
47 |
| Organo Corporation | 394 |
43 |
| General Electric Company | 18133 |
34 |
| Saltworks Technologies Inc. | 87 |
30 |
| FUJIFILM Manufacturing Europe B.V. | 271 |
25 |
| Robert Bosch GmbH | 40953 |
23 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
21 |
| Coway Co., Ltd. | 649 |
20 |
| Kyungdong Navien Co., Ltd. | 566 |
20 |
| Voltea B.V. | 20 |
18 |
| Samsung Electronics Co., Ltd. | 131630 |
17 |
| Idropan Dell'orto Depuratori S.r.l. | 21 |
17 |
| Baxter International Inc. | 2425 |
16 |
| Baxter Healthcare S.A. | 1810 |
16 |
| Lawrence Livermore National Security, LLC | 1834 |
16 |
| BL Technologies, Inc. | 831 |
15 |
| MIS IP Holdings LLC | 39 |
14 |
| Evoqua Water Technologies Pte. Ltd. | 27 |
13 |
| Other owners | 1072 |