- 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 10/38 - Chromising
Patent holdings for IPC class C23C 10/38
Total number of patents in this class: 32
10-year publication summary
|
2
|
1
|
2
|
4
|
3
|
6
|
1
|
2
|
0
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10127 |
6 |
| Sumitomo Electric Toyama Co., Ltd. | 113 |
4 |
| HRL Laboratories, LLC | 1629 |
3 |
| Siemens AG | 23996 |
2 |
| Cellmo Materials Innovation, Inc. | 35 |
2 |
| SAFRAN S.A. | 794 |
1 |
| Howmet Corporation | 43 |
1 |
| IHI Corporation | 3527 |
1 |
| iwis motorsysteme GmbH & Co. KG | 104 |
1 |
| Safran Aircraft Engines | 6727 |
1 |
| The University of Birmingham | 419 |
1 |
| University of Science and Technology Beijing | 314 |
1 |
| GE Infrastructure Technology, LLC | 6159 |
1 |
| Framatome | 205 |
1 |
| Air Water NV Inc. | 3 |
1 |
| Xi'an Thermal Power Research Institute Co., Ltd. | 456 |
1 |
| Trd Surfaces ApS | 4 |
1 |
| Hitemco, LLC | 7 |
1 |
| Suzhou Tpri Ener & Enviro Tech Co., Ltd. | 45 |
1 |
| Huaneng Henan Clean Energy Co., Ltd. | 4 |
1 |
| Other owners | 0 |