- 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 4/11 - Oxides
Patent holdings for IPC class C23C 4/11
Total number of patents in this class: 492
10-year publication summary
24
|
50
|
56
|
82
|
79
|
63
|
58
|
57
|
54
|
18
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
38 |
Applied Materials, Inc. | 16587 |
27 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
18 |
General Electric Company | 18133 |
16 |
Oerlikon Metco (US) Inc. | 202 |
16 |
GE Infrastructure Technology, LLC | 5873 |
14 |
Safran Aircraft Engines | 5739 |
13 |
Fujimi Incorporated | 676 |
11 |
Tenneco Inc | 274 |
11 |
Siemens AG | 24990 |
10 |
Tokyo Electron Limited | 11599 |
9 |
Lam Research Corporation | 4775 |
9 |
Tocalo Co., Ltd. | 94 |
9 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
8 |
Bloom Energy Corporation | 590 |
8 |
Komico Ltd. | 50 |
8 |
Siemens Energy Global GmbH & Co. KG | 2775 |
8 |
SAFRAN S.A. | 518 |
7 |
Rolls-Royce Corporation | 1686 |
7 |
Mitsubishi Heavy Industries Aero Engines, Ltd. | 121 |
6 |
Other owners | 239 |