- 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 4/11 - Oxides
Patent holdings for IPC class C23C 4/11
Total number of patents in this class: 579
10-year publication summary
|
56
|
79
|
76
|
60
|
58
|
56
|
55
|
41
|
47
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 9646 |
43 |
| Applied Materials, Inc. | 19431 |
28 |
| Shin-Etsu Chemical Co., Ltd. | 5831 |
20 |
| Fujimi Incorporated | 768 |
17 |
| Oerlikon Metco (US) Inc. | 211 |
17 |
| General Electric Company | 13793 |
15 |
| Safran Aircraft Engines | 6443 |
15 |
| GE Infrastructure Technology, LLC | 6200 |
14 |
| Komico Ltd. | 60 |
13 |
| Tocalo Co., Ltd. | 108 |
13 |
| Siemens Energy Global GmbH & Co. KG | 3116 |
13 |
| Siemens AG | 24308 |
10 |
| Mitsubishi Heavy Industries, Ltd. | 8936 |
9 |
| Tokyo Electron Limited | 13235 |
9 |
| Lam Research Corporation | 5400 |
9 |
| Mitsubishi Heavy Industries Aero Engines, Ltd. | 135 |
9 |
| SAFRAN S.A. | 635 |
8 |
| Bloom Energy Corporation | 660 |
8 |
| Rolls-Royce Corporation | 1707 |
8 |
| Federal-Mogul Powertrain LLC | 268 |
7 |
| Other owners | 294 |