- All sections
- C - Chemistrymetallurgy
- C23D - Enamelling of, or applying a vitreous layer to, metals
- C23D 5/00 - Coating with enamels or vitreous layers
Patent holdings for IPC class C23D 5/00
Total number of patents in this class: 86
10-year publication summary
|
6
|
6
|
8
|
11
|
4
|
8
|
4
|
3
|
3
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6238 |
6 |
| Ferro Corporation | 242 |
4 |
| LG Electronics Inc. | 73021 |
3 |
| Samsung Electronics Co., Ltd. | 146092 |
2 |
| General Electric Company | 13780 |
2 |
| Baoshan Iron & Steel Co., Ltd. | 964 |
2 |
| BHI Co., Ltd. | 10 |
2 |
| Endress + Hauser Conducta GmbH + Co. KG | 347 |
2 |
| Inno Heat GmbH | 2 |
2 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
2 |
| Polyvision, naamloze vennootschap | 20 |
2 |
| Safran Aircraft Engines | 6276 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3540 |
1 |
| Honeywell International Inc. | 13545 |
1 |
| Philip Morris Products S.A. | 7640 |
1 |
| Hitachi, Ltd. | 15484 |
1 |
| Hitachi Metals, Ltd. | 1982 |
1 |
| Ford Global Technologies, LLC | 20570 |
1 |
| Shell Oil Company | 2140 |
1 |
| NGK Insulators, Ltd. | 4955 |
1 |
| Other owners | 47 |