- 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 3/083 - Glass compositions containing silica with 40% to 90% silica by weight containing aluminium oxide or an iron compound
Patent holdings for IPC class C03C 3/083
Total number of patents in this class: 844
10-year publication summary
|
47
|
64
|
67
|
62
|
74
|
77
|
73
|
69
|
43
|
32
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10320 |
209 |
| Nippon Electric Glass Co., Ltd. | 2470 |
136 |
| Agc, Inc. | 4940 |
115 |
| SCHOTT AG | 1709 |
59 |
| Asahi Glass Company, Limited | 2760 |
53 |
| Ivoclar Vivadent AG | 1050 |
25 |
| Hoya Corporation | 2754 |
22 |
| AGC Glass Europe | 1140 |
13 |
| SCHOTT Glass Technologies (Suzhou) Co. Ltd. | 103 |
12 |
| Samsung Display Co., Ltd. | 35374 |
11 |
| Nippon Sheet Glass Company, Limited | 984 |
10 |
| PPG Industries Ohio, Inc. | 3444 |
7 |
| Eurokera S.N.C. | 152 |
7 |
| Ohara Inc. | 212 |
7 |
| HASS Co., Ltd. | 62 |
5 |
| Saint-Gobain Glass France | 3249 |
5 |
| Straumann Holding AG | 594 |
5 |
| CDGM Glass Co., Ltd | 139 |
4 |
| Huawei Technologies Co., Ltd. | 114071 |
3 |
| Konica Minolta Opto, Inc. | 1056 |
3 |
| Other owners | 133 |