- 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 10/18 - Solid state diffusion of only metal elements or silicon into metallic material surfaces using liquids, e.g. salt baths, liquid suspensions
Patent holdings for IPC class C23C 10/18
Total number of patents in this class: 50
10-year publication summary
3
|
2
|
1
|
8
|
1
|
4
|
3
|
3
|
1
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Toyo Kohan Co., Ltd. | 413 |
8 |
MTU Aero Engines GmbH | 565 |
5 |
Rtx Corporation | 8674 |
4 |
Battelle Memorial Institute | 2356 |
3 |
General Electric Company | 18133 |
2 |
Siemens AG | 24990 |
2 |
MTU Aero Engines AG | 622 |
2 |
Nippon Paint Surf Chemicals Co., Ltd. | 82 |
2 |
GE Infrastructure Technology, LLC | 5873 |
2 |
The Sherwin-Williams Company | 553 |
1 |
United Technologies Corporation | 2328 |
1 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
1 |
Bodycote Warmebehandlung GmbH | 6 |
1 |
Engineered Polymer Solutions, Inc. (a Delaware corporation) | 160 |
1 |
GE Avio S.r.l. | 223 |
1 |
Hans Weber Maschinenfabrik GmbH | 21 |
1 |
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
1 |
Magna International Inc. | 1236 |
1 |
Micro Motion, Inc. | 1011 |
1 |
Oceanit Laboratories, Inc. | 69 |
1 |
Other owners | 9 |