- 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 3/145 - Silica-free oxide glass compositions containing boron containing aluminium or beryllium
Patent holdings for IPC class C03C 3/145
Total number of patents in this class: 45
10-year publication summary
|
6
|
6
|
9
|
1
|
3
|
2
|
1
|
1
|
2
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 9932 |
8 |
| Nippon Electric Glass Co., Ltd. | 2299 |
7 |
| Ohara Inc. | 200 |
7 |
| Belenos Clean Power Holding AG | 91 |
2 |
| Toyo Seikan Group Holdings, Ltd. | 765 |
2 |
| Guardian Glass, LLC | 558 |
2 |
| General Electric Company | 18133 |
1 |
| Nikon Corporation | 7162 |
1 |
| Hoya Corporation | 2822 |
1 |
| Asahi Glass Company, Limited | 2985 |
1 |
| Asahi Techno Glass Corporation | 2 |
1 |
| Central Glass Company, Limited | 1244 |
1 |
| Guardian Industries Corp. | 392 |
1 |
| Inha-Industry Partnership Institute | 177 |
1 |
| Johnson Matthey Public Limited Company | 1852 |
1 |
| OCI Company Ltd. | 131 |
1 |
| SCHOTT AG | 1675 |
1 |
| SCHOTT Corporation | 77 |
1 |
| Toagosei Co., Ltd. | 894 |
1 |
| Agc, Inc. | 4029 |
1 |
| Other owners | 3 |