- All sections
- C - Chemistry; metallurgy
- C03B - Manufacture or shaping of glass, or of mineral or slag wool; supplementary processes in the manufacture or shaping of glass, or of mineral or slag wool
- C03B 33/02 - Cutting or splitting sheet glass; Apparatus or machines therefor
Patent holdings for IPC class C03B 33/02
Total number of patents in this class: 757
10-year publication summary
|
79
|
81
|
76
|
81
|
68
|
54
|
61
|
63
|
41
|
18
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 9932 |
242 |
| Nippon Electric Glass Co., Ltd. | 2299 |
72 |
| SCHOTT AG | 1675 |
46 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
20 |
| TRUMPF Laser- und Systemtechnik GmbH | 505 |
19 |
| Hamamatsu Photonics K.K. | 4161 |
14 |
| Saint-Gobain Glass France | 3641 |
12 |
| Agc, Inc. | 4029 |
11 |
| Asahi Glass Company, Limited | 2985 |
10 |
| Boe Technology Group Co., Ltd. | 35384 |
9 |
| Rofin-Sinar Technologies LLC | 21 |
9 |
| Samsung Display Co., Ltd. | 30585 |
7 |
| Nitto Denko Corporation | 7879 |
7 |
| Hoya Corporation | 2822 |
7 |
| Corning Precision Materials Co., Ltd. | 211 |
7 |
| Siltectra GmbH | 88 |
7 |
| Corning Laser Technologies GmbH | 8 |
6 |
| 3D-Micromac AG | 47 |
5 |
| Coherent, Inc. | 337 |
5 |
| Disco Corporation | 1745 |
5 |
| Other owners | 237 |