- All sections
- C - Chemistrymetallurgy
- C25D - Processes for the electrolytic or electrophoretic production of coatingselectroformingjoining workpieces by electrolysisapparatus therefor
- C25D 7/04 - TubesRingsHollow bodies
Patent holdings for IPC class C25D 7/04
Total number of patents in this class: 291
10-year publication summary
|
36
|
21
|
26
|
27
|
20
|
12
|
21
|
20
|
22
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vallourec Oil and Gas France | 452 |
22 |
| Nippon Steel Corporation | 6195 |
18 |
| Modumetal, Inc. | 71 |
15 |
| Rtx Corporation | 9319 |
8 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
7 |
| Howmet Corporation | 51 |
6 |
| Integran Technologies Inc. | 65 |
6 |
| Honda Motor Co., Ltd. | 25150 |
5 |
| Think Laboratory Co., Ltd. | 118 |
5 |
| The Regents of the University of California | 19859 |
4 |
| Robert Bosch GmbH | 42596 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42288 |
4 |
| Siemens AG | 24552 |
3 |
| Kohler Co. | 4015 |
3 |
| University of South Florida | 1818 |
3 |
| Federal-Mogul Burscheid GmbH | 283 |
3 |
| Grohe AG | 1060 |
3 |
| JFE Steel Corporation | 6806 |
3 |
| Stamford Devices Limited | 168 |
3 |
| Toyo Kohan Co., Ltd. | 418 |
3 |
| Other owners | 163 |