- 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 16/42 - Silicides
Patent holdings for IPC class C23C 16/42
Total number of patents in this class: 745
10-year publication summary
|
50
|
38
|
56
|
52
|
37
|
31
|
50
|
32
|
47
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tokyo Electron Limited | 12681 |
83 |
| Applied Materials, Inc. | 18565 |
55 |
| Sumitomo Electric Industries, Ltd. | 15443 |
38 |
| Konica Minolta, Inc. | 8710 |
38 |
| FUJIFILM Corporation | 29329 |
29 |
| Showa Denko K.K. | 2246 |
28 |
| Sumitomo Chemical Company, Limited | 9046 |
21 |
| Kokusai Electric Corporation | 2009 |
12 |
| IHI Corporation | 3422 |
11 |
| Hitachi Kokusai Electric Inc. | 881 |
10 |
| Konica Minolta Holdings, Inc. | 929 |
10 |
| National Institute of Advanced Industrial Science and Technology | 3799 |
10 |
| ASM IP Holding B.V. | 2067 |
10 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3974 |
10 |
| Tokai Carbon Co., Ltd. | 108 |
9 |
| Tosoh Corporation | 1283 |
9 |
| Rohm Co., Ltd. | 6433 |
8 |
| The University of Tokyo | 4170 |
8 |
| Toray Engineering Co., Ltd. | 484 |
7 |
| Air Water Inc. | 145 |
7 |
| Other owners | 332 |