- 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 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: 4712
10-year publication summary
|
432
|
411
|
438
|
401
|
421
|
402
|
408
|
463
|
441
|
122
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 16587 |
694 |
| Tokyo Electron Limited | 11599 |
452 |
| Kokusai Electric Corporation | 1791 |
328 |
| Lam Research Corporation | 4775 |
199 |
| ASM IP Holding B.V. | 1715 |
187 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
95 |
| Samsung Electronics Co., Ltd. | 131630 |
53 |
| Aixtron SE | 288 |
49 |
| ULVAC, Inc. | 1448 |
46 |
| Edwards Limited | 764 |
42 |
| Hitachi Kokusai Electric Inc. | 1070 |
36 |
| Samsung Display Co., Ltd. | 30585 |
32 |
| Entegris, Inc. | 1736 |
32 |
| Jusung Engineering Co., Ltd. | 359 |
29 |
| Kioxia Corporation | 9847 |
28 |
| Picosun Oy | 130 |
26 |
| Versum Materials US, LLC | 591 |
26 |
| NuFlare Technology, Inc. | 770 |
21 |
| Sumco Corporation | 1116 |
21 |
| Showa Denko K.K. | 2539 |
20 |
| Other owners | 2296 |