- 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 16/04 - Coating on selected surface areas, e.g. using masks
Patent holdings for IPC class C23C 16/04
Total number of patents in this class: 2323
10-year publication summary
134
|
163
|
170
|
234
|
224
|
227
|
240
|
255
|
254
|
86
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Applied Materials, Inc. | 16587 |
309 |
Lam Research Corporation | 4775 |
162 |
Tokyo Electron Limited | 11599 |
151 |
ASM IP Holding B.V. | 1715 |
129 |
Samsung Display Co., Ltd. | 30585 |
102 |
Sio2 Medical Products, Inc. | 199 |
61 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
38 |
Goodrich Corporation | 2081 |
31 |
Safran Ceramics | 366 |
31 |
Novellus Systems, Inc. | 559 |
27 |
Kokusai Electric Corporation | 1791 |
26 |
Boe Technology Group Co., Ltd. | 35384 |
23 |
Dai Nippon Printing Co., Ltd. | 3891 |
21 |
Versum Materials US, LLC | 591 |
19 |
General Electric Company | 18133 |
18 |
Rtx Corporation | 8674 |
18 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
16 |
KHS Corpoplast GmbH | 167 |
16 |
Centre National de La Recherche Scientifique | 9632 |
14 |
Sharp Corporation | 10015 |
13 |
Other owners | 1098 |