- 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 4/08 - Compositions for glass with special properties for glass selectively absorbing radiation of specified wave lengths
Patent holdings for IPC class C03C 4/08
Total number of patents in this class: 384
10-year publication summary
|
24
|
50
|
23
|
39
|
28
|
18
|
42
|
22
|
25
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10252 |
58 |
| Agc, Inc. | 4816 |
57 |
| Nippon Electric Glass Co., Ltd. | 2454 |
31 |
| Asahi Glass Company, Limited | 2799 |
27 |
| SCHOTT AG | 1716 |
18 |
| PPG Industries Ohio, Inc. | 3457 |
13 |
| CDGM Glass Co., Ltd | 137 |
12 |
| Hoya Corporation | 2743 |
11 |
| Vidrio Plano de Mexico, S.A. de C.V. | 41 |
11 |
| AGC Glass Europe | 1127 |
8 |
| Vitro Flat Glass LLC | 457 |
7 |
| Bank of America Corporation | 7476 |
6 |
| ABK Biomedical Incorporated | 30 |
6 |
| Nippon Sheet Glass Company, Limited | 998 |
5 |
| Central Glass Company, Limited | 1262 |
4 |
| Ohara Inc. | 217 |
4 |
| Gürok Holding B.V. | 9 |
4 |
| Heraeus Quarzglas GmbH & Co. KG | 409 |
3 |
| KCC Corporation | 310 |
3 |
| Pilkington Group Limited | 775 |
3 |
| Other owners | 93 |