- 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 2/04 - Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
Patent holdings for IPC class C23C 2/04
Total number of patents in this class: 271
10-year publication summary
|
21
|
31
|
16
|
22
|
22
|
31
|
31
|
18
|
20
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ArcelorMittal | 1887 |
34 |
| Nippon Steel Corporation | 5649 |
32 |
| POSCO Co., Ltd. | 1059 |
21 |
| JFE Steel Corporation | 6067 |
14 |
| BlueScope Steel Limited | 223 |
9 |
| ThyssenKrupp Steel Europe AG | 924 |
8 |
| ArcelorMittal France | 102 |
6 |
| ArcelorMittal Investigacion y Desarrollo SL | 209 |
6 |
| POSCO | 2222 |
5 |
| Ltag Systems LLC | 27 |
5 |
| Illinois Tool Works Inc. | 11152 |
4 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
4 |
| ThyssenKrupp AG | 3086 |
4 |
| Abbott Cardiovascular Systems, Inc. | 1117 |
3 |
| Henkel AG & Co. KGaA | 10129 |
3 |
| Kobe Steel, Ltd. | 912 |
3 |
| Nippon Soda Co., Ltd. | 890 |
3 |
| Salzgitter Flachstahl GmbH | 155 |
3 |
| General Electric Company | 18133 |
2 |
| International Business Machines Corporation | 60644 |
2 |
| Other owners | 100 |