- 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 14/40 - Diode sputtering with alternating current discharge, e.g. high-frequency discharge
Patent holdings for IPC class C23C 14/40
Total number of patents in this class: 29
10-year publication summary
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3
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0
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3
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4
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0
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2
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0
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1
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nissin Electric Co., Ltd. | 243 |
6 |
| FUJIFILM Corporation | 29367 |
2 |
| Applied Materials, Inc. | 18621 |
2 |
| Kennametal Inc. | 1386 |
2 |
| KEFICO Corporation | 23 |
1 |
| OSRAM SYLVANIA Inc. | 683 |
1 |
| OSRAM Opto Semiconductors GmbH | 3312 |
1 |
| Beijing NMC Co., Ltd. | 113 |
1 |
| Canon Anelva Corporation | 686 |
1 |
| Chameleon Scientific Corporation | 11 |
1 |
| CV Holdings, LLC | 11 |
1 |
| EMD Corporation | 27 |
1 |
| HZO, Inc. | 116 |
1 |
| National University Corporation Nagoya University | 856 |
1 |
| Sio2 Medical Products, Inc. | 106 |
1 |
| Tokai Rubber Industries, Ltd. | 163 |
1 |
| ULVAC, Inc. | 1380 |
1 |
| V Technology Co., Ltd. | 385 |
1 |
| Vision Ease, LP | 31 |
1 |
| Pusan National University Industrial-university Cooperation Foundation | 19 |
1 |
| Other owners | 1 |