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  • 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 18/30 - Activating

Patent holdings for IPC class C23C 18/30

Total number of patents in this class: 334

10-year publication summary

34
36
39
26
15
17
8
10
6
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Atotech Deutschland GmbH
539
20
Eastman Kodak Company
2716
14
FUJIFILM Corporation
30126
13
Okuno Chemical Industries Co., Ltd.
101
11
Cuptronic Technology Ltd.
12
8
TDK Corporation
6787
5
Alchimer
38
5
Atotech Deutschland GmbH & Co. KG
384
5
DuPont Electronic Materials International, LLC
423
5
Sumitomo Electric Industries, Ltd.
16000
4
DIC Corporation
3896
4
MacDermid Acumen, Inc.
152
4
Rohm and Haas Electronic Materials LLC
153
4
Solvay Specialty Polymers Italy S.p.A.
666
4
BASF SE
21131
3
Intel Corporation
46597
3
Taiwan Semiconductor Manufacturing Company, Ltd.
46813
3
Tokyo Electron Limited
13452
3
Nikon Corporation
7263
3
Commissariat à l'énergie atomique et aux energies alternatives
10978
3
Other owners 210

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