- 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 14/22 - Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
Patent holdings for IPC class C23C 14/22
Total number of patents in this class: 1030
10-year publication summary
138
|
130
|
125
|
136
|
98
|
81
|
67
|
58
|
56
|
22
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Applied Materials, Inc. | 16587 |
107 |
Rtx Corporation | 8674 |
30 |
Universal Display Corporation | 1678 |
28 |
First Solar, Inc. | 486 |
16 |
Tokyo Electron Limited | 11599 |
15 |
The Regents of the University of Michigan | 4409 |
15 |
Varian Semiconductor Equipment Associates, Inc. | 1282 |
14 |
Aixtron SE | 288 |
12 |
Canon Anelva Corporation | 676 |
11 |
Corning Incorporated | 9932 |
10 |
Essilor International (compagnie Generale D'optique) | 2918 |
10 |
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
10 |
General Electric Company | 18133 |
9 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
9 |
ArcelorMittal | 1887 |
8 |
Oerlikon Surface Solutions AG, Pfaffikon | 556 |
8 |
The Boeing Company | 19843 |
7 |
Hoya Corporation | 2822 |
7 |
Samsung Electronics Co., Ltd. | 131630 |
6 |
International Business Machines Corporation | 60644 |
6 |
Other owners | 692 |