- 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 10/52 - Embedding in a powder mixture, i.e. pack cementation more than one element being diffused in one step
Patent holdings for IPC class C23C 10/52
Total number of patents in this class: 68
10-year publication summary
|
3
|
4
|
5
|
4
|
4
|
4
|
2
|
3
|
1
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Safran Aircraft Engines | 6410 |
8 |
| Universite de Lorraine | 389 |
4 |
| Beijing Zhong Lu da Cheng Technology Development Co., Ltd. | 4 |
4 |
| Rtx Corporation | 9601 |
4 |
| General Electric Company | 13830 |
2 |
| Centre National de La Recherche Scientifique | 10706 |
2 |
| Robert Bosch GmbH | 43096 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10954 |
2 |
| Ceres Intellectual Property Company Limited | 264 |
2 |
| Daido Kogyo Co., Ltd. | 91 |
2 |
| Nippon Steel Corporation | 6514 |
2 |
| Office National d'Etudes et de Recherches Aerospatiales (onera) | 170 |
2 |
| Arconic Inc. | 229 |
2 |
| Chongqing Dayou Surface Technology Co., Ltd. | 2 |
2 |
| Yancheng Keao Machinery Co., Ltd. | 2 |
2 |
| Sandvik Materials Technology Striptech AB | 3 |
2 |
| Siemens AG | 24333 |
1 |
| SAFRAN S.A. | 630 |
1 |
| SNECMA S.A. | 1148 |
1 |
| United Technologies Corporation | 2233 |
1 |
| Other owners | 20 |