- All sections
- C - Chemistrymetallurgy
- C03C - Chemical composition of glasses, glazes or vitreous enamelssurface treatment of glasssurface treatment of fibres or filaments made from glass, minerals or slagsjoining glass to glass or other materials
- C03C 8/18 - Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill additions containing free metals
Patent holdings for IPC class C03C 8/18
Total number of patents in this class: 281
10-year publication summary
|
41
|
27
|
26
|
15
|
9
|
19
|
7
|
8
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| E. I. du Pont de Nemours and Company | 3564 |
23 |
| Changzhou Fusion New Material Co., Ltd. | 56 |
21 |
| Hitachi Chemical Company, Ltd. | 2251 |
14 |
| Solar Paste, LLC | 120 |
14 |
| Murata Manufacturing Co., Ltd. | 25700 |
13 |
| Shoei Chemical Inc. | 332 |
12 |
| Hitachi, Ltd. | 16031 |
10 |
| Heraeus Deutschland GmbH & Co. KG | 403 |
8 |
| Namics Corporation | 478 |
8 |
| Resonac Corporation | 3476 |
7 |
| Vibrantz Corporation | 90 |
7 |
| Heraeus Precious Metals North America Conshohocken LLC | 46 |
5 |
| Johnson Matthey Public Limited Company | 1768 |
5 |
| Microban Products Company | 305 |
5 |
| Noritake Co., Limited | 270 |
5 |
| Ferro Corporation | 140 |
4 |
| Samtec, Inc. | 554 |
4 |
| Nantong T-sun New Energy Co.,Ltd. | 41 |
4 |
| Heraeus Photovoltaics Technology (Shanghai) Co., Ltd. | 17 |
4 |
| Samsung Electro-mechanics Co., Ltd. | 6058 |
3 |
| Other owners | 105 |