- 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 22/77 - Controlling or regulating of the coating process
Patent holdings for IPC class C23C 22/77
Total number of patents in this class: 64
10-year publication summary
|
8
|
5
|
2
|
7
|
6
|
4
|
4
|
5
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Henkel AG & Co. KGaA | 10574 |
6 |
| ArcelorMittal | 2289 |
4 |
| Applied Materials, Inc. | 18658 |
3 |
| BlueScope Steel Limited | 210 |
3 |
| Novelis Inc. | 751 |
3 |
| BASF SE | 20915 |
2 |
| JFE Steel Corporation | 6852 |
2 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
2 |
| NOF Metal Coatings Asia Pacific Co., Ltd. | 10 |
2 |
| REM Technologies, Inc. | 14 |
2 |
| ThyssenKrupp AG | 3287 |
2 |
| Vallourec Oil and Gas France | 454 |
2 |
| Ecoclean GmbH | 75 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8725 |
1 |
| Pratt & Whitney Canada Corp. | 4757 |
1 |
| Hitachi, Ltd. | 15495 |
1 |
| Tokyo Electron Limited | 12733 |
1 |
| Hyundai Motor Company | 22022 |
1 |
| Schaeffler Technologies AG & Co. KG | 9882 |
1 |
| Ebara Corporation | 2172 |
1 |
| Other owners | 22 |