- 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: 603
10-year publication summary
|
56
|
83
|
79
|
63
|
60
|
59
|
57
|
46
|
52
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10055 |
45 |
| Applied Materials, Inc. | 20344 |
28 |
| Shin-Etsu Chemical Co., Ltd. | 6063 |
21 |
| Fujimi Incorporated | 801 |
17 |
| Oerlikon Metco (US) Inc. | 216 |
17 |
| Safran Aircraft Engines | 6664 |
16 |
| General Electric Company | 13894 |
15 |
| GE Infrastructure Technology, LLC | 6169 |
15 |
| Komico Ltd. | 62 |
14 |
| Tocalo Co., Ltd. | 107 |
13 |
| Siemens Energy Global GmbH & Co. KG | 3328 |
13 |
| Siemens AG | 24050 |
10 |
| Tokyo Electron Limited | 13770 |
10 |
| Mitsubishi Heavy Industries, Ltd. | 9099 |
9 |
| Lam Research Corporation | 5615 |
9 |
| Mitsubishi Heavy Industries Aero Engines, Ltd. | 139 |
9 |
| SAFRAN S.A. | 783 |
8 |
| Bloom Energy Corporation | 697 |
8 |
| Rolls-Royce Corporation | 1676 |
8 |
| Federal-Mogul Powertrain LLC | 274 |
7 |
| Other owners | 311 |