- 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 10/32 - Chromising
Patent holdings for IPC class C23C 10/32
Total number of patents in this class: 42
10-year publication summary
|
6
|
2
|
2
|
9
|
2
|
3
|
1
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rtx Corporation | 10110 |
7 |
| Praxair S.T. Technology, Inc. | 119 |
4 |
| Safran Aircraft Engines | 6716 |
3 |
| General Electric Company | 13908 |
2 |
| Robert Bosch GmbH | 44209 |
2 |
| ArcelorMittal | 2688 |
2 |
| Luxembourg Institute of Science and Technology (list) | 404 |
2 |
| MTU Aero Engines GmbH | 417 |
2 |
| Tenneco Automotive Operating Company Inc. | 455 |
2 |
| GE Infrastructure Technology, LLC | 6163 |
2 |
| M-m-morant-gmbh | 7 |
2 |
| Tenneco Automotive Operating Company LLC | 202 |
2 |
| Honda Motor Co., Ltd. | 26064 |
1 |
| Siemens AG | 24011 |
1 |
| Frank's International, LLC | 239 |
1 |
| Howmet Corporation | 43 |
1 |
| Japan AE Power Systems Corporation | 17 |
1 |
| Universite de Lorraine | 398 |
1 |
| U.S. Department of Energy | 237 |
1 |
| Air Water NV Inc. | 3 |
1 |
| Other owners | 2 |