- 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 25/104 - Coating to obtain optical fibres
Patent holdings for IPC class C03C 25/104
Total number of patents in this class: 46
10-year publication summary
|
0
|
0
|
3
|
4
|
11
|
7
|
3
|
9
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 15557 |
7 |
| Corning Incorporated | 10283 |
7 |
| The Furukawa Electric Co., Ltd. | 3675 |
4 |
| Covestro (Netherlands) B.V. | 280 |
4 |
| Japan Fine Coatings Co. Ltd. | 10 |
3 |
| Covestro LLC | 588 |
3 |
| Ushio Denki Kabushiki Kaisha | 1187 |
3 |
| Nitto Denko Corporation | 8271 |
2 |
| The Regents of the University of California | 20015 |
1 |
| Centre National de La Recherche Scientifique | 10476 |
1 |
| DSM IP Assets B.V. | 5589 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10930 |
1 |
| Lawrence Livermore National Security, LLC | 1942 |
1 |
| Fujikura Ltd. | 2941 |
1 |
| Arizona Board of Regents on behalf of Arizona State University | 2653 |
1 |
| OFS Fitel, LLC | 564 |
1 |
| William Marsh Rice University | 1016 |
1 |
| Universite de Lille | 220 |
1 |
| Corning Research & Development Corporation | 1191 |
1 |
| Artofil Coatings BV | 2 |
1 |
| Other owners | 1 |