- 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 14/02 - Pretreatment of the material to be coated
Patent holdings for IPC class C23C 14/02
Total number of patents in this class: 1794
10-year publication summary
|
122
|
158
|
162
|
149
|
140
|
163
|
140
|
143
|
102
|
29
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Oerlikon Surface Solutions AG, Pfaffikon | 552 |
78 |
| Applied Materials, Inc. | 20145 |
64 |
| ArcelorMittal | 2572 |
38 |
| Rtx Corporation | 9946 |
28 |
| View Operating Corporation | 561 |
25 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47734 |
23 |
| MAHLE International GmbH | 2888 |
21 |
| Corning Incorporated | 10463 |
19 |
| Samsung Electronics Co., Ltd. | 155224 |
17 |
| Tokyo Electron Limited | 13617 |
16 |
| Sumitomo Electric Hardmetal Corp. | 1093 |
14 |
| 3m Innovative Properties Company | 17491 |
13 |
| Acushnet Company | 2668 |
12 |
| Hydromecanique et Frottement | 124 |
12 |
| Tech M3, Inc. | 44 |
11 |
| ULVAC, Inc. | 1351 |
11 |
| Tungaloy Corporation | 533 |
10 |
| Walter AG | 264 |
10 |
| Centre National de La Recherche Scientifique | 10914 |
9 |
| Robert Bosch GmbH | 43788 |
9 |
| Other owners | 1354 |