- 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 3/066 - Glass compositions containing silica with less than 40% silica by weight containing boron containing zinc
Patent holdings for IPC class C03C 3/066
Total number of patents in this class: 404
10-year publication summary
|
29
|
22
|
34
|
33
|
31
|
31
|
22
|
22
|
28
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Electric Glass Co., Ltd. | 2456 |
43 |
| LG Electronics Inc. | 72675 |
36 |
| SCHOTT AG | 1716 |
32 |
| Ohara Inc. | 217 |
29 |
| Hoya Corporation | 2738 |
27 |
| Corning Incorporated | 10252 |
17 |
| Agc, Inc. | 4772 |
15 |
| Saint-Gobain Glass France | 3758 |
14 |
| Ferro Corporation | 245 |
10 |
| CDGM Glass Co., Ltd | 136 |
8 |
| Nihon Yamamura Glass Co., Ltd. | 136 |
8 |
| Murata Manufacturing Co., Ltd. | 24409 |
6 |
| Medtronic Advanced Energy LLC | 161 |
6 |
| Hikari Glass Co., Ltd. | 11 |
6 |
| Fenzi AGT Netherlands B.V. | 18 |
6 |
| E. I. du Pont de Nemours and Company | 4107 |
5 |
| Nikon Corporation | 7166 |
5 |
| Central Glass Company, Limited | 1265 |
5 |
| Toyo Seikan Group Holdings, Ltd. | 832 |
5 |
| Johnson Matthey Public Limited Company | 1847 |
4 |
| Other owners | 117 |