- 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 10/60 - After-treatment
Patent holdings for IPC class C23C 10/60
Total number of patents in this class: 163
10-year publication summary
|
17
|
27
|
20
|
10
|
13
|
10
|
7
|
9
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 17789 |
13 |
| Siemens AG | 24565 |
8 |
| Toyo Kohan Co., Ltd. | 412 |
8 |
| JFE Steel Corporation | 6557 |
7 |
| Rtx Corporation | 9109 |
7 |
| Robert Bosch GmbH | 41786 |
5 |
| Praxair S.T. Technology, Inc. | 135 |
5 |
| GE Infrastructure Technology, LLC | 6114 |
5 |
| Centre National de La Recherche Scientifique | 10102 |
4 |
| Honeywell International Inc. | 14021 |
3 |
| Battelle Memorial Institute | 2419 |
3 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3599 |
3 |
| Universite de Lorraine | 368 |
3 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13086 |
3 |
| Siemens Energy Global GmbH & Co. KG | 2829 |
3 |
| Bull Moose Tube Company | 14 |
2 |
| Ceres Intellectual Property Company Limited | 262 |
2 |
| Kamax Holding GmbH & Co. KG | 146 |
2 |
| MAN Diesel & Turbo SE | 101 |
2 |
| MTU Aero Engines AG | 654 |
2 |
| Other owners | 73 |