- All sections
- C - Chemistry; metallurgy
- C25D - Processes for the electrolytic or electrophoretic production of coatings; electroforming; joining workpieces by electrolysis; apparatus therefor
- C25D 21/20 - Regeneration of process solutions of rinse-solutions
Patent holdings for IPC class C25D 21/20
Total number of patents in this class: 16
10-year publication summary
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0
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0
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1
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0
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0
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1
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4
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2
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2
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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
|
|---|---|---|
| at & S Austria Technologie & Systemtechnik Aktiengesellschaft | 459 |
2 |
| Atotech Deutschland GmbH & Co. KG | 367 |
2 |
| Applied Materials, Inc. | 17720 |
1 |
| Toray Industries, Inc. | 6848 |
1 |
| Ebara Corporation | 2080 |
1 |
| Atotech Deutschland GmbH | 566 |
1 |
| Durr Systems GmbH | 278 |
1 |
| Gebr. Schmid GmbH & Co. | 70 |
1 |
| Jiangsu Xingda Steel Tyre Cord Co., Ltd. | 43 |
1 |
| Kurita Water Industries Ltd. | 1150 |
1 |
| Nippon Steel Corporation | 6000 |
1 |
| Tanaka Kikinzoku Kogyo K.K. | 589 |
1 |
| Trinity Industrial Corporation | 119 |
1 |
| Bergsskolan Kompetensutveckling Aktiebolag | 1 |
1 |
| Other owners | 0 |