- All sections
- C - Chemistrymetallurgy
- C23C - Coating metallic materialcoating material with metallic materialsurface treatment of metallic material by diffusion into the surface, by chemical conversion or substitutioncoating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general
- C23C 10/12 - Chromising of ferrous surfaces
Patent holdings for IPC class C23C 10/12
Total number of patents in this class: 10
10-year publication summary
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Arcanum Alloy Design Inc. | 8 |
2 |
| Siemens AG | 24352 |
1 |
| NTN Corporation | 4985 |
1 |
| MTU Aero Engines GmbH | 490 |
1 |
| Safran Aircraft Engines | 6316 |
1 |
| University of Science and Technology Beijing | 288 |
1 |
| Trd Surfaces ApS | 2 |
1 |
| Public Joint Stock Company "severstal" | 12 |
1 |
| STMicroelectronics France | 789 |
1 |
| Other owners | 0 |