- 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 18/44 - Coating with noble metals using reducing agents
Patent holdings for IPC class C23C 18/44
Total number of patents in this class: 343
10-year publication summary
39
|
40
|
34
|
21
|
28
|
30
|
19
|
16
|
20
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
C. Uyemura & Co., Ltd. | 156 |
22 |
Atotech Deutschland GmbH | 586 |
20 |
Kojima Chemicals Co., Ltd. | 21 |
11 |
Toyo Kohan Co., Ltd. | 413 |
10 |
Lam Research Corporation | 4775 |
8 |
MacDermid Enthone Inc. | 237 |
8 |
FUJIFILM Corporation | 27102 |
7 |
Bactiguard AB | 40 |
6 |
Mitsubishi Materials Electronic Chemicals Co., Ltd. | 119 |
5 |
Eastman Kodak Company | 3444 |
4 |
Sumitomo Chemical Company, Limited | 8808 |
4 |
Fundacion Cidetec | 56 |
4 |
Heraeus Deutschland GmbH & Co. KG | 643 |
4 |
JX Nippon Mining & Metals Corporation | 1576 |
4 |
Mitsubishi Materials Corporation | 2378 |
4 |
Sekisui Chemical Co., Ltd. | 3159 |
4 |
Japan Pure Chemical Co.,Ltd. | 18 |
4 |
Xerox Corporation | 7503 |
3 |
Toyoda Gosei Co., Ltd. | 1746 |
3 |
Japan Science and Technology Agency | 1564 |
3 |
Other owners | 205 |