- All sections
- C - Chemistry; metallurgy
- C23C - Coating metallic material; coating material with metallic material; surface treatment of metallic material by diffusion into the surface, by chemical conversion or substitution; coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general
- C23C 18/24 - Roughening, e.g. by etching using acid aqueous solutions
Patent holdings for IPC class C23C 18/24
Total number of patents in this class: 137
10-year publication summary
|
8
|
14
|
7
|
23
|
13
|
11
|
17
|
7
|
8
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Atotech Deutschland GmbH & Co. KG | 367 |
17 |
| Atotech Deutschland GmbH | 566 |
13 |
| Kurita Water Industries Ltd. | 1150 |
12 |
| Okuno Chemical Industries Co., Ltd. | 99 |
9 |
| Hso Herbert Schmidt GmbH & Co. KG | 4 |
4 |
| E. I. du Pont de Nemours and Company | 4251 |
3 |
| State Research Institute Center for Physical Sciences and Technology | 5 |
3 |
| UAB Rekin International | 3 |
3 |
| Avanzare Innovación Tecnológica,; S.L. | 12 |
3 |
| DuPont Electronic Materials International, LLC | 365 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40583 |
2 |
| Coventya S.p.A. | 14 |
2 |
| DIC Corporation | 3663 |
2 |
| Ebara-Udylite Co., Ltd. | 20 |
2 |
| Jcu Corporation | 97 |
2 |
| MacDermid Enthone Inc. | 234 |
2 |
| Modumetal, Inc. | 71 |
2 |
| SRG Global Inc. | 33 |
2 |
| MacDermid Enthone GmbH | 5 |
2 |
| Mark Hyman | 2 |
2 |
| Other owners | 47 |