- 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 19/00 - Surface treatment of glass, not in the form of fibres or filaments, by mechanical means
Patent holdings for IPC class C03C 19/00
Total number of patents in this class: 619
10-year publication summary
|
36
|
51
|
44
|
49
|
52
|
47
|
44
|
46
|
28
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hoya Corporation | 2822 |
94 |
| Nippon Electric Glass Co., Ltd. | 2299 |
68 |
| Asahi Glass Company, Limited | 2985 |
54 |
| Agc, Inc. | 4029 |
51 |
| Corning Incorporated | 9932 |
50 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
19 |
| Konica Minolta, Inc. | 8349 |
16 |
| Apple Inc. | 50209 |
14 |
| SCHOTT AG | 1675 |
13 |
| Saint-Gobain Glass France | 3641 |
9 |
| Samsung Display Co., Ltd. | 30585 |
7 |
| Konica Minolta Advanced Layers, Inc. | 218 |
7 |
| Bando Kiko Co., Ltd. | 73 |
7 |
| Konica Minolta Opto, Inc. | 1179 |
6 |
| AGC Glass Europe | 1049 |
6 |
| Showa Denko K.K. | 2539 |
6 |
| Sumco Corporation | 1116 |
5 |
| Carl Zeiss Vision International GmbH | 556 |
4 |
| Nippon Sheet Glass Company, Limited | 992 |
4 |
| Shin-Etsu Quartz Products Co., Ltd. | 160 |
4 |
| Other owners | 175 |