- All sections
- C - Chemistrymetallurgy
- C25D - Processes for the electrolytic or electrophoretic production of coatingselectroformingjoining workpieces by electrolysisapparatus therefor
- C25D 11/38 - Chromatising
Patent holdings for IPC class C25D 11/38
Total number of patents in this class: 122
10-year publication summary
|
4
|
10
|
21
|
8
|
10
|
10
|
4
|
6
|
8
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 6840 |
24 |
| Nippon Steel Corporation | 6238 |
11 |
| Atotech Deutschland GmbH | 556 |
10 |
| JX Nippon Mining & Metals Corporation | 1489 |
10 |
| Tata Steel Ijmuiden B.V. | 312 |
6 |
| Samsung Electronics Co., Ltd. | 146092 |
5 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
4 |
| Abel Co., Ltd. | 8 |
4 |
| Seatrium Eco Technology Pte. Ltd. | 9 |
4 |
| Mecaprotec Industries | 10 |
3 |
| Nippon Steel Chemical & Material Co., Ltd. | 647 |
3 |
| Nissan Motor Co., Ltd. | 12484 |
2 |
| Toyoda Gosei Co., Ltd. | 1778 |
2 |
| Dr. Ing. h.c. F. Porsche Aktiengesellschaft | 2740 |
2 |
| POSCO | 2186 |
2 |
| ICR Ioannou S.A. | 4 |
2 |
| Coventya S.r.l. | 11 |
2 |
| The Boeing Company | 20043 |
1 |
| Hyundai Motor Company | 21987 |
1 |
| Kia Motors Corporation | 7754 |
1 |
| Other owners | 23 |