- 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 8/78 - Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using solids, e.g. powders, pastes more than one element being applied in more than one step
Patent holdings for IPC class C23C 8/78
Total number of patents in this class: 4
10-year publication summary
1
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0
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4
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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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0
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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
|
---|---|---|
H.e.f. | 127 |
1 |
Pusan National University Industry-University Cooperation Foundation | 562 |
1 |
Toho Titanium Co., Ltd. | 249 |
1 |
Commonwealth Steel Company Pty Ltd | 5 |
1 |
Other owners | 0 |