- 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 10/02 - Pretreatment of the material to be coated
Patent holdings for IPC class C23C 10/02
Total number of patents in this class: 103
10-year publication summary
|
8
|
6
|
14
|
4
|
5
|
6
|
4
|
7
|
4
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| General Electric Company | 13807 |
13 |
| Toyo Kohan Co., Ltd. | 419 |
10 |
| Siemens AG | 24436 |
4 |
| MTU Aero Engines GmbH | 501 |
3 |
| Siemens Energy Global GmbH & Co. KG | 2998 |
3 |
| Rtx Corporation | 9420 |
3 |
| Centre National de La Recherche Scientifique | 10476 |
2 |
| Robert Bosch GmbH | 42742 |
2 |
| Rolls-Royce PLC | 3125 |
2 |
| Schaeffler Technologies AG & Co. KG | 9955 |
2 |
| Air Products and Chemicals, Inc. | 1443 |
2 |
| Bodycote Warmebehandlung GmbH | 6 |
2 |
| Bull Moose Tube Company | 13 |
2 |
| Endurance Technologies Inc. | 14 |
2 |
| Excalibur Screwbolts Limited | 7 |
2 |
| Kamax Holding GmbH & Co. KG | 143 |
2 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3990 |
2 |
| MAN Diesel & Turbo SE | 101 |
2 |
| Safran Aircraft Engines | 6302 |
2 |
| Thermission AG | 5 |
2 |
| Other owners | 39 |