- 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 3/064 - Glass compositions containing silica with less than 40% silica by weight containing boron
Patent holdings for IPC class C03C 3/064
Total number of patents in this class: 455
10-year publication summary
|
43
|
36
|
35
|
37
|
47
|
29
|
35
|
27
|
30
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 9932 |
71 |
| Nippon Electric Glass Co., Ltd. | 2299 |
44 |
| SCHOTT AG | 1675 |
40 |
| Ohara Inc. | 200 |
34 |
| Hoya Corporation | 2822 |
31 |
| LG Electronics Inc. | 69257 |
27 |
| Agc, Inc. | 4029 |
20 |
| Murata Manufacturing Co., Ltd. | 22355 |
8 |
| Asahi Glass Company, Limited | 2985 |
7 |
| CDGM Glass Co., Ltd | 124 |
7 |
| E. I. du Pont de Nemours and Company | 4345 |
6 |
| 3m Innovative Properties Company | 18406 |
5 |
| The Curators of the University of Missouri | 965 |
5 |
| LG Chem, Ltd. | 17205 |
4 |
| Nikon Corporation | 7162 |
4 |
| Ferro Corporation | 279 |
4 |
| Johnson Matthey Public Limited Company | 1852 |
4 |
| Knauf Insulation | 46 |
4 |
| Korea Hydro & Nuclear Power Co., Ltd. | 383 |
4 |
| Hikari Glass Co., Ltd. | 10 |
4 |
| Other owners | 122 |