- 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 2/06 - Zinc or cadmium or alloys based thereon
Patent holdings for IPC class C23C 2/06
Total number of patents in this class: 3051
10-year publication summary
|
221
|
232
|
264
|
230
|
195
|
216
|
252
|
276
|
258
|
71
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 7362 |
635 |
| Nippon Steel Corporation | 6703 |
578 |
| ArcelorMittal | 2532 |
331 |
| POSCO Co., Ltd. | 1665 |
223 |
| POSCO | 2155 |
157 |
| Nippon Steel & Sumitomo Metal Corporation | 1985 |
106 |
| ThyssenKrupp Steel Europe AG | 984 |
97 |
| Baoshan Iron & Steel Co., Ltd. | 1078 |
68 |
| Voestalpine Stahl GmbH | 384 |
56 |
| Nisshin Steel Co., Ltd. | 390 |
46 |
| Tata Steel Ijmuiden B.V. | 319 |
46 |
| ArcelorMittal Investigacion y Desarrollo SL | 208 |
44 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2835 |
44 |
| Hyundai Steel Company | 502 |
38 |
| Fontaine Holdings NV | 60 |
30 |
| BlueScope Steel Limited | 217 |
29 |
| ThyssenKrupp AG | 3454 |
24 |
| Salzgitter Flachstahl GmbH | 163 |
23 |
| JFE Galvanizing & Coating Co., Ltd. | 33 |
19 |
| Kobe Steel, Ltd. | 895 |
15 |
| Other owners | 442 |