- All sections
- C - Chemistrymetallurgy
- C23C - Coating metallic materialcoating material with metallic materialsurface treatment of metallic material by diffusion into the surface, by chemical conversion or substitutioncoating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general
- C23C 18/38 - Coating with copper
Patent holdings for IPC class C23C 18/38
Total number of patents in this class: 343
10-year publication summary
|
43
|
45
|
40
|
35
|
23
|
26
|
13
|
20
|
14
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Kodak Company | 2574 |
16 |
| Tokyo Electron Limited | 13956 |
14 |
| C. Uyemura & Co., Ltd. | 163 |
8 |
| DuPont Electronic Materials International, LLC | 432 |
8 |
| Mitsubishi Engineering-Plastics Corporation | 299 |
7 |
| Catlam LLC | 28 |
7 |
| Atotech Deutschland GmbH | 522 |
6 |
| FUJIFILM Corporation | 30774 |
5 |
| Texas Instruments Incorporated | 19622 |
5 |
| TDK Corporation | 7039 |
5 |
| MacDermid Enthone Inc. | 254 |
5 |
| Okuno Chemical Industries Co., Ltd. | 108 |
5 |
| Ymt Co., Ltd. | 33 |
5 |
| Atotech Deutschland GmbH & Co. KG | 392 |
5 |
| Honeywell International Inc. | 12767 |
4 |
| Industrial Technology Research Institute | 5199 |
4 |
| Corning Incorporated | 10550 |
4 |
| Hamilton Sundstrand Corporation | 5013 |
4 |
| BYD Company Limited | 6629 |
4 |
| Gerhardi Kunststofftechnik GmbH | 25 |
4 |
| Other owners | 218 |