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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 14/16 - Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon

Patent holdings for IPC class C23C 14/16

Total number of patents in this class: 1192

10-year publication summary

100
110
120
117
97
89
95
85
62
44
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
ArcelorMittal
2663
74
Applied Materials, Inc.
20363
30
POSCO Co., Ltd.
2006
26
JX Nippon Mining & Metals Corporation
1461
23
ThyssenKrupp Steel Europe AG
989
23
Oerlikon Surface Solutions AG, Pfaffikon
555
21
POSCO
2147
21
Rtx Corporation
10082
19
ArcelorMittal Investigacion y Desarrollo SL
207
13
Taiwan Semiconductor Manufacturing Company, Ltd.
48248
12
Safran Aircraft Engines
6671
11
SAFRAN S.A.
785
10
Centre National de La Recherche Scientifique
11016
8
Commissariat à l'énergie atomique et aux energies alternatives
11127
8
Research Institute of Industrial Science & Technology
567
8
Schaeffler Technologies AG & Co. KG
10948
7
ArcelorMittal France
69
7
JFE Steel Corporation
7508
7
King Faisal University
931
7
Siemens AG
24033
6
Other owners 851

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