- 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 16/44 - 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
Patent holdings for IPC class C23C 16/44
Total number of patents in this class: 5787
10-year publication summary
|
438
|
402
|
421
|
402
|
420
|
490
|
470
|
460
|
477
|
317
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 20375 |
864 |
| Tokyo Electron Limited | 13807 |
514 |
| Kokusai Electric Corporation | 2226 |
420 |
| ASM IP Holding B.V. | 2397 |
283 |
| Lam Research Corporation | 5635 |
272 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48302 |
120 |
| Samsung Electronics Co., Ltd. | 157719 |
88 |
| Aixtron SE | 336 |
64 |
| Entegris, Inc. | 2008 |
47 |
| Jusung Engineering Co., Ltd. | 491 |
47 |
| Versum Materials US, LLC | 678 |
41 |
| Samsung Display Co., Ltd. | 38627 |
40 |
| ULVAC, Inc. | 1345 |
40 |
| Picosun Oy | 161 |
38 |
| Edwards Limited | 774 |
33 |
| Hitachi Kokusai Electric Inc. | 835 |
31 |
| Kioxia Corporation | 10815 |
29 |
| Beijing Naura Microelectronics Equipment Co., Ltd. | 737 |
25 |
| Beneq Oy | 245 |
23 |
| Eugene Technology Co., Ltd. | 184 |
23 |
| Other owners | 2745 |