- 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 25/1065 - Multiple coatings
Patent holdings for IPC class C03C 25/1065
Total number of patents in this class: 241
10-year publication summary
|
5
|
9
|
12
|
29
|
33
|
48
|
26
|
23
|
35
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 15455 |
101 |
| Corning Incorporated | 10257 |
22 |
| The Furukawa Electric Co., Ltd. | 3646 |
14 |
| Covestro (Netherlands) B.V. | 275 |
12 |
| Fujikura Ltd. | 2931 |
10 |
| Prysmian S.p.A. | 882 |
7 |
| NKT Photonics A/S | 250 |
7 |
| DSM IP Assets B.V. | 5586 |
6 |
| Covestro LLC | 582 |
6 |
| Centre National de La Recherche Scientifique | 10421 |
4 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10923 |
2 |
| Brochier Technologies | 13 |
2 |
| Jiangsu Zhongtian Technology Co., Ltd. | 145 |
2 |
| Politecnico di Milano | 847 |
2 |
| Sonoro, LLC | 4 |
2 |
| Sterlite Technologies Limited | 222 |
2 |
| Universite Claude Bernard Lyon 1 | 1024 |
2 |
| Universite de Lille | 216 |
2 |
| Corning Research & Development Corporation | 1175 |
2 |
| Zhongtian Technology Fiber Potics Co., Ltd | 21 |
2 |
| Other owners | 32 |