- 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 10/32 - Chromising
Patent holdings for IPC class C23C 10/32
Total number of patents in this class: 43
10-year publication summary
3
|
6
|
6
|
2
|
2
|
9
|
2
|
3
|
1
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
7 |
Praxair S.T. Technology, Inc. | 133 |
4 |
Safran Aircraft Engines | 5739 |
3 |
General Electric Company | 18133 |
2 |
Honda Motor Co., Ltd. | 24537 |
2 |
Siemens AG | 24990 |
2 |
Robert Bosch GmbH | 40953 |
2 |
ArcelorMittal | 1887 |
2 |
Luxembourg Institute of Science and Technology (list) | 337 |
2 |
MTU Aero Engines GmbH | 565 |
2 |
Tenneco Automotive Operating Company Inc. | 658 |
2 |
GE Infrastructure Technology, LLC | 5873 |
2 |
M-m-morant-gmbh | 6 |
2 |
Diffusion Alloys Limited | 2 |
1 |
Frank's International, LLC | 241 |
1 |
Howmet Corporation | 56 |
1 |
Japan AE Power Systems Corporation | 29 |
1 |
Universite de Lorraine | 341 |
1 |
U.S. Department of Energy | 230 |
1 |
Air Water NV Inc. | 3 |
1 |
Other owners | 2 |