- All sections
- C - Chemistrymetallurgy
- C25B - Electrolytic or electrophoretic processes for the production of compounds or non- metalsapparatus therefor
- C25B 1/33 - Silicon
Patent holdings for IPC class C25B 1/33
Total number of patents in this class: 10
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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1
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3
|
1
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3
|
2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zhengzhou University | 123 |
3 |
| GRU Energy Lab Inc. | 16 |
2 |
| Helios Project Ltd. | 19 |
2 |
| Yokowo Co., Ltd. | 538 |
1 |
| Sixonia Tech GmbH | 4 |
1 |
| Lunar Resources, Inc. | 8 |
1 |
| Other owners | 0 |