- 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 22/77 - Controlling or regulating of the coating process
Patent holdings for IPC class C23C 22/77
Total number of patents in this class: 65
10-year publication summary
|
8
|
5
|
2
|
7
|
6
|
5
|
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 | 10351 |
6 |
| ArcelorMittal | 2064 |
4 |
| Applied Materials, Inc. | 17745 |
3 |
| BlueScope Steel Limited | 215 |
3 |
| Novelis Inc. | 705 |
3 |
| BASF SE | 20432 |
2 |
| JFE Steel Corporation | 6557 |
2 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
2 |
| NOF Metal Coatings Asia Pacific Co., Ltd. | 9 |
2 |
| REM Technologies, Inc. | 16 |
2 |
| ThyssenKrupp AG | 3207 |
2 |
| Vallourec Oil and Gas France | 461 |
2 |
| Ecoclean GmbH | 74 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8538 |
1 |
| Pratt & Whitney Canada Corp. | 4442 |
1 |
| Hitachi, Ltd. | 15226 |
1 |
| Tokyo Electron Limited | 12115 |
1 |
| Hyundai Motor Company | 20483 |
1 |
| Schaeffler Technologies AG & Co. KG | 9395 |
1 |
| Ebara Corporation | 2078 |
1 |
| Other owners | 23 |