- 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 22/54 - Treatment of refractory metals or alloys based thereon
Patent holdings for IPC class C23C 22/54
Total number of patents in this class: 15
10-year publication summary
1
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1
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1
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0
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1
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2
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1
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1
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1
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
The Boeing Company | 19843 |
2 |
Nippon Steel Corporation | 5649 |
2 |
3m Innovative Properties Company | 18406 |
1 |
Centre National de La Recherche Scientifique | 9632 |
1 |
Robert Bosch GmbH | 40953 |
1 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
Implant Innovations, Inc. | 5 |
1 |
Nippon Steel & Sumitomo Metal Corporation | 1990 |
1 |
Prostec Co., Ltd. | 9 |
1 |
SAES Getters S.p.A. | 338 |
1 |
Changshu Meili Alloy Material Co., Ltd | 8 |
1 |
ProTec Industrie | 4 |
1 |
MDC Global Topco Limited | 2 |
1 |
Other owners | 0 |