- 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 4/129 - Flame spraying
Patent holdings for IPC class C23C 4/129
Total number of patents in this class: 292
10-year publication summary
9
|
39
|
61
|
38
|
43
|
34
|
29
|
36
|
30
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rtx Corporation | 8674 |
19 |
Tenneco Inc | 274 |
9 |
General Electric Company | 18133 |
6 |
Fujimi Incorporated | 676 |
6 |
Mitsubishi Heavy Industries Aero Engines, Ltd. | 121 |
6 |
Oerlikon Metco (US) Inc. | 202 |
6 |
Safran Aircraft Engines | 5739 |
6 |
Tocalo Co., Ltd. | 94 |
6 |
GE Infrastructure Technology, LLC | 5873 |
6 |
Siemens AG | 24990 |
4 |
Caterpillar Inc. | 8877 |
4 |
Brembo S.p.A. | 444 |
4 |
Ibix S.r.l. | 24 |
4 |
I.M.A. Industria Macchine Automatiche S.p.A. | 424 |
4 |
Praxair S.T. Technology, Inc. | 133 |
4 |
Siemens Energy Global GmbH & Co. KG | 2775 |
4 |
GM Global Technology Operations LLC | 13620 |
3 |
Hyundai Motor Company | 19021 |
3 |
Kia Motors Corporation | 7946 |
3 |
Forschungszentrum Julich GmbH | 604 |
3 |
Other owners | 182 |