- 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 12/02 - Diffusion in one step
Patent holdings for IPC class C23C 12/02
Total number of patents in this class: 38
10-year publication summary
|
5
|
1
|
6
|
2
|
1
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0
|
1
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0
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1
|
2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Consolidated Nuclear Security, LLC | 118 |
4 |
| JFE Steel Corporation | 7247 |
2 |
| Honda Motor Co., Ltd. | 25802 |
1 |
| Centre National de La Recherche Scientifique | 10841 |
1 |
| Hitachi, Ltd. | 15859 |
1 |
| Hitachi Automotive Systems, Ltd. | 3954 |
1 |
| Kyocera Corporation | 14206 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5893 |
1 |
| Wisconsin Alumni Research Foundation | 3932 |
1 |
| Advanced Technology & Materials Co., Ltd. | 32 |
1 |
| BorgWarner Inc. | 2595 |
1 |
| Daido Kogyo Co., Ltd. | 92 |
1 |
| FANUC Corporation | 6990 |
1 |
| Hard Technologies Pty Ltd | 1 |
1 |
| Hardide plc | 9 |
1 |
| Micro Motion, Inc. | 1019 |
1 |
| MTU Aero Engines AG | 709 |
1 |
| Ningbo Yunsheng Co., Ltd. | 11 |
1 |
| POSCO Co., Ltd. | 1647 |
1 |
| Rolls-Royce Corporation | 1692 |
1 |
| Other owners | 14 |