- 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: 63
10-year publication summary
5
|
8
|
5
|
2
|
7
|
6
|
4
|
4
|
5
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Henkel AG & Co. KGaA | 10129 |
6 |
ArcelorMittal | 1887 |
4 |
BlueScope Steel Limited | 223 |
3 |
Novelis Inc. | 656 |
3 |
BASF SE | 19740 |
2 |
Applied Materials, Inc. | 16587 |
2 |
Schaeffler Technologies AG & Co. KG | 8880 |
2 |
JFE Steel Corporation | 6067 |
2 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
2 |
NOF Metal Coatings Asia Pacific Co., Ltd. | 9 |
2 |
REM Technologies, Inc. | 16 |
2 |
ThyssenKrupp AG | 3086 |
2 |
Vallourec Oil and Gas France | 450 |
2 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
Pratt & Whitney Canada Corp. | 4215 |
1 |
Hitachi, Ltd. | 16452 |
1 |
Tokyo Electron Limited | 11599 |
1 |
Hyundai Motor Company | 19021 |
1 |
Ebara Corporation | 1951 |
1 |
Airbus Safran Launchers SAS | 60 |
1 |
Other owners | 22 |