- All sections
- C - Chemistry; metallurgy
- C25D - Processes for the electrolytic or electrophoretic production of coatings; electroforming; joining workpieces by electrolysis; apparatus therefor
- C25D 7/04 - Tubes; Rings; Hollow bodies
Patent holdings for IPC class C25D 7/04
Total number of patents in this class: 276
10-year publication summary
|
29
|
36
|
21
|
26
|
27
|
20
|
12
|
21
|
19
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vallourec Oil and Gas France | 450 |
19 |
| Modumetal, Inc. | 72 |
15 |
| Nippon Steel Corporation | 5649 |
15 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
7 |
| Rtx Corporation | 8674 |
7 |
| Honda Motor Co., Ltd. | 24537 |
6 |
| Howmet Corporation | 56 |
6 |
| Integran Technologies Inc. | 67 |
6 |
| Think Laboratory Co., Ltd. | 123 |
6 |
| The Regents of the University of California | 18943 |
4 |
| Robert Bosch GmbH | 40953 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
4 |
| Siemens AG | 24990 |
3 |
| University of South Florida | 1817 |
3 |
| Federal-Mogul Burscheid GmbH | 284 |
3 |
| Grohe AG | 1024 |
3 |
| JFE Steel Corporation | 6067 |
3 |
| Stamford Devices Limited | 155 |
3 |
| Toyo Kohan Co., Ltd. | 413 |
3 |
| Usui Kokusai Sangyo Kaisha Limited | 79 |
3 |
| Other owners | 153 |