- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 9/07 - Common duct cells
Patent holdings for IPC class C25B 9/07
Total number of patents in this class: 41
10-year publication summary
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0
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0
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0
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1
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1
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2
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6
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7
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7
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5
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hytech Power, LLC | 17 |
4 |
| Topsoe A/S | 957 |
4 |
| Honda Motor Co., Ltd. | 25780 |
2 |
| Hoeller Electrolyzer GmbH | 37 |
2 |
| H2pro Ltd | 16 |
2 |
| Fairbrics | 13 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8875 |
1 |
| Centre National de La Recherche Scientifique | 10693 |
1 |
| Robert Bosch GmbH | 43063 |
1 |
| Kyocera Corporation | 14083 |
1 |
| ASML Netherlands B.V. | 7585 |
1 |
| Empire Hydrogen Energy Systems Inc. | 6 |
1 |
| Ergosup | 12 |
1 |
| Indian Oil Corporation Limited | 334 |
1 |
| Itrec B.V. | 505 |
1 |
| Universite de Rennes 1 | 461 |
1 |
| X Development LLC | 1334 |
1 |
| Arianegroup SAS | 530 |
1 |
| Opus 12 Incorporated | 15 |
1 |
| Conservatoire National Arts et Metiers | 3 |
1 |
| Other owners | 11 |