- 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: 301
10-year publication summary
|
35
|
20
|
23
|
25
|
20
|
11
|
20
|
21
|
21
|
19
|
| 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 | 462 |
23 |
| Nippon Steel Corporation | 6514 |
19 |
| Modumetal, Inc. | 71 |
15 |
| Rtx Corporation | 9601 |
8 |
| Nippon Steel & Sumitomo Metal Corporation | 1987 |
7 |
| Howmet Corporation | 50 |
6 |
| Integran Technologies Inc. | 66 |
6 |
| Honda Motor Co., Ltd. | 25784 |
5 |
| Think Laboratory Co., Ltd. | 113 |
5 |
| The Regents of the University of California | 20303 |
4 |
| Robert Bosch GmbH | 43096 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46182 |
4 |
| Maxterial, Inc. | 46 |
4 |
| Siemens AG | 24333 |
3 |
| Kohler Co. | 4099 |
3 |
| University of South Florida | 1849 |
3 |
| Dong-A University Research Foundation for Industry-Academy Cooperation | 204 |
3 |
| Federal-Mogul Burscheid GmbH | 282 |
3 |
| Grohe AG | 1062 |
3 |
| JFE Steel Corporation | 7074 |
3 |
| Other owners | 170 |