- 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 33/09 - Severing cooled glass by thermal shock
Patent holdings for IPC class C03B 33/09
Total number of patents in this class: 544
10-year publication summary
|
73
|
62
|
42
|
41
|
34
|
18
|
33
|
30
|
21
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 9932 |
134 |
| Nippon Electric Glass Co., Ltd. | 2299 |
68 |
| Asahi Glass Company, Limited | 2985 |
47 |
| Agc, Inc. | 4029 |
26 |
| Mitsuboshi Diamond Industrial Co., Ltd. | 145 |
22 |
| Hamamatsu Photonics K.K. | 4161 |
19 |
| SCHOTT AG | 1675 |
14 |
| Hoya Corporation | 2822 |
10 |
| DONGWOO FINE-CHEM Co., Ltd. | 1163 |
9 |
| Nitto Denko Corporation | 7879 |
8 |
| Corning Laser Technologies GmbH | 8 |
7 |
| Saint-Gobain Glass France | 3641 |
7 |
| IHI Corporation | 3268 |
6 |
| Siltectra GmbH | 88 |
6 |
| Corning Precision Materials Co., Ltd. | 211 |
5 |
| Rofin-Sinar Technologies LLC | 21 |
5 |
| Samsung Display Co., Ltd. | 30585 |
4 |
| Toray Engineering Co., Ltd. | 438 |
4 |
| Sage Electrochromics, Inc. | 246 |
4 |
| TRUMPF Laser- und Systemtechnik GmbH | 505 |
4 |
| Other owners | 135 |