- All sections
- C - Chemistry; metallurgy
- C25D - Processes for the electrolytic or electrophoretic production of coatings; electroforming; joining workpieces by electrolysis; apparatus therefor
- C25D 11/00 - Electrolytic coating by surface reaction, i.e. forming conversion layers
Patent holdings for IPC class C25D 11/00
Total number of patents in this class: 299
10-year publication summary
|
28
|
28
|
26
|
25
|
22
|
24
|
18
|
12
|
11
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TruTag Technologies, Inc. | 65 |
7 |
| Apple Inc. | 50209 |
6 |
| Samsung Electronics Co., Ltd. | 131630 |
4 |
| FUJIFILM Corporation | 27102 |
4 |
| Nitto Denko Corporation | 7879 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
4 |
| ThyssenKrupp Rasselstein GmbH | 72 |
4 |
| Toyo Kohan Co., Ltd. | 413 |
4 |
| Semb-eco R&D Pte Ltd | 10 |
4 |
| Toyota Motor Corporation | 28582 |
3 |
| Hewlett-Packard Development Company, L.P. | 28538 |
3 |
| Aisin Keikinzoku Co., Ltd. | 83 |
3 |
| Korea Institute of Science and Technology | 2022 |
3 |
| Chemetall GmbH | 382 |
3 |
| JFE Steel Corporation | 6067 |
3 |
| Nippon Light Metal Company, Ltd. | 645 |
3 |
| Nippon Steel & Sumitomo Metal Corporation | 1990 |
3 |
| Tata Steel Ijmuiden B.V. | 283 |
3 |
| Durr Systems AG | 323 |
3 |
| Sharp Kabushiki Kaisha | 18957 |
3 |
| Other owners | 225 |