- 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: 401
10-year publication summary
|
22
|
34
|
33
|
31
|
31
|
23
|
22
|
28
|
12
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Electric Glass Co., Ltd. | 2554 |
43 |
| LG Electronics Inc. | 75654 |
38 |
| SCHOTT AG | 1737 |
32 |
| Hoya Corporation | 2719 |
25 |
| Ohara Inc. | 212 |
25 |
| Agc, Inc. | 5502 |
16 |
| Corning Incorporated | 10500 |
13 |
| Saint-Gobain Glass France | 3240 |
12 |
| Vibrantz Corporation | 90 |
10 |
| CDGM Glass Co., Ltd | 148 |
9 |
| Nihon Yamamura Glass Co., Ltd. | 129 |
7 |
| Fenzi AGT Netherlands B.V. | 19 |
7 |
| Murata Manufacturing Co., Ltd. | 25722 |
6 |
| Medtronic Advanced Energy LLC | 165 |
6 |
| Hikari Glass Co., Ltd. | 12 |
6 |
| Nikon Corporation | 7235 |
5 |
| Central Glass Company, Limited | 1291 |
5 |
| Toyo Seikan Group Holdings, Ltd. | 853 |
5 |
| E. I. du Pont de Nemours and Company | 3542 |
4 |
| Johnson Matthey Public Limited Company | 1767 |
4 |
| Other owners | 123 |