- 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 3/066 - 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: 383
10-year publication summary
|
26
|
29
|
22
|
34
|
33
|
31
|
30
|
22
|
22
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Electric Glass Co., Ltd. | 2299 |
43 |
| SCHOTT AG | 1675 |
31 |
| LG Electronics Inc. | 69257 |
30 |
| Ohara Inc. | 200 |
29 |
| Hoya Corporation | 2822 |
28 |
| Corning Incorporated | 9932 |
16 |
| Saint-Gobain Glass France | 3641 |
15 |
| Ferro Corporation | 279 |
10 |
| Agc, Inc. | 4029 |
10 |
| CDGM Glass Co., Ltd | 124 |
8 |
| Nihon Yamamura Glass Co., Ltd. | 144 |
8 |
| Murata Manufacturing Co., Ltd. | 22355 |
6 |
| Hikari Glass Co., Ltd. | 10 |
6 |
| E. I. du Pont de Nemours and Company | 4345 |
5 |
| Nikon Corporation | 7162 |
5 |
| Central Glass Company, Limited | 1244 |
5 |
| Johnson Matthey Public Limited Company | 1852 |
4 |
| Medtronic Advanced Energy LLC | 151 |
4 |
| Shindengen Electric Manufacturing Co., Ltd. | 774 |
4 |
| Toyo Seikan Group Holdings, Ltd. | 765 |
4 |
| Other owners | 112 |