- 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 18/50 - Coating with alloys with alloys based on iron, cobalt or nickel
Patent holdings for IPC class C23C 18/50
Total number of patents in this class: 158
10-year publication summary
|
20
|
18
|
10
|
13
|
11
|
8
|
3
|
6
|
10
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Atotech Deutschland GmbH | 522 |
18 |
| Tokyo Electron Limited | 13948 |
9 |
| Toyo Kohan Co., Ltd. | 437 |
8 |
| Lam Research Corporation | 5705 |
6 |
| Mitsubishi Electric Corporation | 48351 |
5 |
| MacDermid Enthone Inc. | 253 |
4 |
| International Business Machines Corporation | 62805 |
3 |
| The Furukawa Electric Co., Ltd. | 3691 |
3 |
| CARBO Ceramics Inc. | 175 |
3 |
| Nanogate AG | 10 |
3 |
| UACJ Corporation | 741 |
3 |
| Sumitomo Electric Industries, Ltd. | 16368 |
2 |
| Ford Global Technologies, LLC | 21613 |
2 |
| Ajou University Industry-academic Cooperation Foundation | 1203 |
2 |
| BYD Company Limited | 6602 |
2 |
| C. Uyemura & Co., Ltd. | 163 |
2 |
| MacDermid, Incorporated | 154 |
2 |
| Meltex Inc. | 14 |
2 |
| Nantong Memtech Technologies Co., Ltd. | 19 |
2 |
| Okuno Chemical Industries Co., Ltd. | 108 |
2 |
| Other owners | 75 |