- All sections
- C - Chemistry; metallurgy
- C25D - Processes for the electrolytic or electrophoretic production of coatings; electroforming; joining workpieces by electrolysis; apparatus therefor
- C25D 11/38 - Chromatising
Patent holdings for IPC class C25D 11/38
Total number of patents in this class: 119
10-year publication summary
13
|
4
|
10
|
21
|
8
|
10
|
10
|
4
|
6
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
JFE Steel Corporation | 6067 |
21 |
Atotech Deutschland GmbH | 586 |
11 |
JX Nippon Mining & Metals Corporation | 1576 |
10 |
Nippon Steel Corporation | 5649 |
9 |
Tata Steel Ijmuiden B.V. | 283 |
6 |
Samsung Electronics Co., Ltd. | 131630 |
5 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
4 |
Abel Co., Ltd. | 8 |
4 |
Semb-eco R&D Pte Ltd | 10 |
4 |
Mecaprotec Industries | 10 |
3 |
Nippon Steel Chemical & Material Co., Ltd. | 571 |
3 |
Nissan Motor Co., Ltd. | 12249 |
2 |
Toyoda Gosei Co., Ltd. | 1746 |
2 |
Dr. Ing. h.c. F. Porsche Aktiengesellschaft | 2487 |
2 |
POSCO | 2222 |
2 |
ICR Ioannou S.A. | 4 |
2 |
Coventya S.r.l. | 11 |
2 |
The Boeing Company | 19843 |
1 |
Hyundai Motor Company | 19021 |
1 |
Kia Motors Corporation | 7946 |
1 |
Other owners | 24 |