- All sections
- C - Chemistry; metallurgy
- C23C - Coating metallic material; coating material with metallic material; surface treatment of metallic material by diffusion into the surface, by chemical conversion or substitution; coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general
- C23C 22/28 - Macromolecular compounds
Patent holdings for IPC class C23C 22/28
Total number of patents in this class: 14
10-year publication summary
1
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0
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1
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1
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1
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2
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0
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1
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
3m Innovative Properties Company | 18406 |
3 |
Henkel AG & Co. KGaA | 10129 |
2 |
Evonik Degussa GmbH | 1574 |
1 |
BASF Coatings Japan Ltd. | 18 |
1 |
MAHLE International GmbH | 2670 |
1 |
Nihon Parkerizing Co., Ltd. | 274 |
1 |
Nippon Steel Corporation | 5649 |
1 |
ThyssenKrupp AG | 3086 |
1 |
ThyssenKrupp Electrical Steel GmbH | 25 |
1 |
Abel Co., Ltd. | 8 |
1 |
Waps.co.ltd | 9 |
1 |
Other owners | 0 |