- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 3/21 - Photoelectrolysis
Patent holdings for IPC class C25B 3/21
Total number of patents in this class: 24
10-year publication summary
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1
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0
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0
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0
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1
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4
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6
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7
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8
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Telegraph and Telephone Corporation | 16713 |
9 |
| Wisconsin Alumni Research Foundation | 3854 |
3 |
| The Regents of the University of Michigan | 4603 |
2 |
| Green Independence S.r.l. | 3 |
2 |
| The Regents of the University of California | 19625 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10707 |
1 |
| Japan Science and Technology Agency | 1379 |
1 |
| Hunt Energy Enterprises, LLC | 37 |
1 |
| Ohio State Innovation Foundation | 2036 |
1 |
| Technion Research & Development Foundation Ltd. | 1204 |
1 |
| Universidade do Porto | 260 |
1 |
| Yangtze Delta Region Institute of University of Electronic Science and Technology of China, Huzhou | 44 |
1 |
| Other owners | 0 |