- 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 22/58 - Treatment of other metallic material
Patent holdings for IPC class C23C 22/58
Total number of patents in this class: 34
10-year publication summary
|
7
|
2
|
1
|
1
|
0
|
2
|
2
|
1
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Atotech Deutschland GmbH | 528 |
3 |
| Nippon Steel Corporation | 6751 |
3 |
| Okuno Chemical Industries Co., Ltd. | 104 |
3 |
| Toyo Kohan Co., Ltd. | 427 |
2 |
| Apple Inc. | 58268 |
1 |
| Merck Patent GmbH | 5669 |
1 |
| Hamilton Sundstrand Corporation | 5019 |
1 |
| Henkel AG & Co. KGaA | 10703 |
1 |
| Agere S.r.l. | 4 |
1 |
| Barnes Group Inc. | 50 |
1 |
| The Chinese University of Hong Kong | 747 |
1 |
| Glassimetal Technology, Inc. | 25 |
1 |
| JX Nippon Mining & Metals Corporation | 1463 |
1 |
| MacDermid Enthone Inc. | 246 |
1 |
| Nihon Parkerizing Co., Ltd. | 291 |
1 |
| Nippon Hyomen Kagaku Kabushiki Kaisha | 5 |
1 |
| Sheffield Hallam University | 43 |
1 |
| University of Plymouth | 65 |
1 |
| Versum Materials US, LLC | 669 |
1 |
| YKK Corporation | 2016 |
1 |
| Other owners | 7 |