- 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 8/20 - Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill additions containing zirconium compounds
Patent holdings for IPC class C03C 8/20
Total number of patents in this class: 165
10-year publication summary
13
|
22
|
9
|
16
|
17
|
13
|
13
|
11
|
9
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Electronics Inc. | 69257 |
15 |
Microban Products Company | 313 |
10 |
Ferro Corporation | 279 |
9 |
Nippon Electric Glass Co., Ltd. | 2299 |
8 |
E. I. du Pont de Nemours and Company | 4345 |
7 |
Corning Incorporated | 9932 |
7 |
SCHOTT AG | 1675 |
5 |
Nihon Yamamura Glass Co., Ltd. | 144 |
4 |
Hitachi, Ltd. | 16452 |
3 |
Murata Manufacturing Co., Ltd. | 22355 |
3 |
Eurokera S.N.C. | 158 |
3 |
Ferro GmbH | 21 |
3 |
Heraeus Precious Metals North America Conshohocken LLC | 53 |
3 |
Saga Prefecture | 7 |
3 |
Saint-Gobain Glass France | 3641 |
3 |
Zgrit Limited | 3 |
3 |
Dal-tile, LLC | 54 |
3 |
Monalisa Group Co., Ltd. | 33 |
2 |
Nemak, S.A.B. de C.V. | 87 |
2 |
Toagosei Co., Ltd. | 894 |
2 |
Other owners | 67 |