- 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 3/093 - Glass compositions containing silica with 40% to 90% silica by weight containing boron containing aluminium containing zinc or zirconium
Patent holdings for IPC class C03C 3/093
Total number of patents in this class: 1164
10-year publication summary
|
101
|
89
|
118
|
96
|
99
|
93
|
94
|
89
|
89
|
27
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 9932 |
417 |
| Nippon Electric Glass Co., Ltd. | 2299 |
163 |
| Agc, Inc. | 4029 |
95 |
| SCHOTT AG | 1675 |
89 |
| Asahi Glass Company, Limited | 2985 |
84 |
| Nippon Sheet Glass Company, Limited | 992 |
34 |
| Shindengen Electric Manufacturing Co., Ltd. | 774 |
19 |
| SCHOTT Glass Technologies (Suzhou) Co. Ltd. | 94 |
17 |
| Hoya Corporation | 2822 |
15 |
| Eurokera S.N.C. | 158 |
14 |
| Ohara Inc. | 200 |
13 |
| AvanStrate Inc. | 109 |
11 |
| CDGM Glass Co., Ltd | 124 |
9 |
| LG Electronics Inc. | 69257 |
7 |
| CSG Holding Co., Ltd. | 29 |
7 |
| Qingyuan CSG New Energy-saving Materials Co., Ltd | 13 |
6 |
| Murata Manufacturing Co., Ltd. | 22355 |
5 |
| Ferro Corporation | 279 |
5 |
| SCHOTT Corporation | 77 |
5 |
| Ivoclar Vivadent AG | 1060 |
4 |
| Other owners | 145 |