- 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 10/38 - Chromising
Patent holdings for IPC class C23C 10/38
Total number of patents in this class: 27
10-year publication summary
0
|
3
|
2
|
1
|
2
|
4
|
3
|
4
|
1
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
5 |
Sumitomo Electric Toyama Co., Ltd. | 97 |
4 |
Siemens AG | 24990 |
2 |
HRL Laboratories, LLC | 1588 |
2 |
SAFRAN S.A. | 518 |
1 |
Diffusion Alloys Limited | 2 |
1 |
Howmet Corporation | 56 |
1 |
iwis motorsysteme GmbH & Co. KG | 124 |
1 |
MAN Turbo AG | 16 |
1 |
MTU Aero Engines GmbH | 565 |
1 |
Safran Aircraft Engines | 5739 |
1 |
The University of Birmingham | 393 |
1 |
University of Science and Technology Beijing | 245 |
1 |
GE Infrastructure Technology, LLC | 5873 |
1 |
Framatome | 155 |
1 |
Air Water NV Inc. | 3 |
1 |
Trd Surfaces ApS | 1 |
1 |
Hitemco, LLC | 7 |
1 |
Other owners | 0 |