- 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 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: 1150
10-year publication summary
|
125
|
136
|
98
|
82
|
70
|
61
|
59
|
63
|
56
|
36
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 20375 |
128 |
| Universal Display Corporation | 2085 |
32 |
| Rtx Corporation | 10102 |
29 |
| First Solar, Inc. | 519 |
18 |
| Tokyo Electron Limited | 13807 |
15 |
| The Regents of the University of Michigan | 4985 |
15 |
| Varian Semiconductor Equipment Associates, Inc. | 1187 |
14 |
| ArcelorMittal | 2672 |
14 |
| Corning Incorporated | 10504 |
13 |
| Aixtron SE | 336 |
12 |
| Canon Anelva Corporation | 684 |
12 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48302 |
10 |
| Essilor International (compagnie Generale D'optique) | 2994 |
10 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6117 |
10 |
| General Electric Company | 13899 |
7 |
| The Boeing Company | 20160 |
7 |
| Lam Research Corporation | 5635 |
7 |
| Oerlikon Surface Solutions AG, Pfaffikon | 555 |
7 |
| Plasma-therm NES LLC | 18 |
7 |
| Veeco Instruments Inc. | 328 |
7 |
| Other owners | 776 |