- 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 16/50 - Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating using electric discharges
Patent holdings for IPC class C23C 16/50
Total number of patents in this class: 2248
10-year publication summary
|
247
|
255
|
252
|
186
|
208
|
182
|
204
|
151
|
161
|
133
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 19173 |
366 |
| Lam Research Corporation | 5354 |
194 |
| Tokyo Electron Limited | 13083 |
175 |
| ASM IP Holding B.V. | 2146 |
88 |
| Kokusai Electric Corporation | 2096 |
65 |
| Versum Materials US, LLC | 654 |
48 |
| Jiangsu Favored Nanotechnology Co., LTD | 162 |
44 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 45590 |
41 |
| Samsung Electronics Co., Ltd. | 148765 |
32 |
| Samsung Display Co., Ltd. | 36065 |
27 |
| Sio2 Medical Products, LLC | 106 |
22 |
| Novellus Systems, Inc. | 473 |
17 |
| SK Tri Chem Co., Ltd. | 30 |
17 |
| FUJIFILM Corporation | 29775 |
16 |
| Konica Minolta, Inc. | 8866 |
15 |
| Jusung Engineering Co., Ltd. | 457 |
15 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3984 |
15 |
| Varian Semiconductor Equipment Associates, Inc. | 1227 |
12 |
| AGC Glass Europe | 1146 |
12 |
| Dnf Co.,Ltd. | 79 |
11 |
| Other owners | 1016 |