- 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 25/12 - General methods of coatingDevices therefor
Patent holdings for IPC class C03C 25/12
Total number of patents in this class: 114
10-year publication summary
|
13
|
11
|
15
|
11
|
5
|
13
|
8
|
5
|
4
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2917 |
19 |
| Corning Incorporated | 10246 |
18 |
| Sumitomo Electric Industries, Ltd. | 15414 |
10 |
| The Furukawa Electric Co., Ltd. | 3644 |
10 |
| Excelitas Technologies Corp. | 295 |
6 |
| Ushio Denki Kabushiki Kaisha | 1177 |
6 |
| Draka Comteq, B.V. | 254 |
5 |
| OCV Intellectual Capital, LLC | 187 |
3 |
| Hitachi Metals, Ltd. | 1985 |
2 |
| Corning Optical Communications LLC | 1311 |
2 |
| Jiangsu Zhongtian Technology Co., Ltd. | 144 |
2 |
| Owens Corning Intellectual Capital, LLC | 1629 |
2 |
| Phoseon Technology, Inc. | 61 |
2 |
| Yangtze Optical Fibre and Cable Joint Stock Limited Company | 90 |
2 |
| Zhongtian Technology Advanced Materials Co., Ltd. | 29 |
2 |
| Zhongtian Technology Fiber Potics Co., Ltd | 21 |
2 |
| Centre National de La Recherche Scientifique | 10408 |
1 |
| Bayer MaterialScience AG | 802 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10922 |
1 |
| BLH Technologies Inc. | 29 |
1 |
| Other owners | 17 |