- All sections
- C - Chemistry; metallurgy
- C03C - Chemical composition of glasses, glazes or vitreous enamels; surface treatment of glass; surface treatment of fibres or filaments made from glass, minerals or slags; joining 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: 44
10-year publication summary
1
|
0
|
0
|
3
|
4
|
11
|
7
|
3
|
9
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Corning Incorporated | 9932 |
7 |
Sumitomo Electric Industries, Ltd. | 14131 |
6 |
The Furukawa Electric Co., Ltd. | 3486 |
4 |
Covestro (Netherlands) B.V. | 312 |
4 |
Japan Fine Coatings Co. Ltd. | 12 |
3 |
Covestro LLC | 577 |
3 |
Ushio Denki Kabushiki Kaisha | 1088 |
3 |
Nitto Denko Corporation | 7879 |
2 |
The Regents of the University of California | 18943 |
1 |
Centre National de La Recherche Scientifique | 9632 |
1 |
DSM IP Assets B.V. | 5856 |
1 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
Lawrence Livermore National Security, LLC | 1834 |
1 |
Fujikura Ltd. | 2777 |
1 |
Arizona Board of Regents on behalf of Arizona State University | 2226 |
1 |
Hoya Candeo Optronics Corporation | 42 |
1 |
OFS Fitel, LLC | 549 |
1 |
William Marsh Rice University | 937 |
1 |
Universite de Lille | 170 |
1 |
Artofil Coatings BV | 2 |
1 |
Other owners | 0 |