- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 9/13 - Single electrolytic cells with circulation of an electrolyte
Patent holdings for IPC class C25B 9/13
Total number of patents in this class: 69
10-year publication summary
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0
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0
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0
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0
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0
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5
|
11
|
30
|
19
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evonik Functional Solutions GmbH | 14 |
6 |
| Ecole Polytechnique Federale de Lausanne (epfl) | 1505 |
3 |
| Tokuyama Corporation | 1347 |
3 |
| Hoeller Electrolyzer GmbH | 39 |
3 |
| Verdagy, Inc. | 56 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8550 |
2 |
| Electrochaea GmbH | 38 |
2 |
| Suez International | 329 |
2 |
| Avantium Knowledge Centre B.V. | 179 |
2 |
| Evonik Operations GmbH | 4030 |
2 |
| Institut National de Recherche pour L'agriculture L'alimentation et l'Environnement | 480 |
2 |
| Key DH IP Inc./ip Strategiques Dh, Inc. | 16 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 29895 |
1 |
| ASML Netherlands B.V. | 7190 |
1 |
| DSM IP Assets B.V. | 5790 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10700 |
1 |
| Northwestern University | 3290 |
1 |
| Aqua Metals, Inc. | 37 |
1 |
| China Petroleum & Chemical Corporation | 1793 |
1 |
| de Nora Permelec Ltd | 155 |
1 |
| Other owners | 29 |