- All sections
- C - Chemistrymetallurgy
- C03B - Manufacture or shaping of glass, or of mineral or slag woolsupplementary 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: 546
10-year publication summary
|
42
|
41
|
35
|
18
|
36
|
30
|
22
|
21
|
15
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10496 |
138 |
| Nippon Electric Glass Co., Ltd. | 2548 |
72 |
| Asahi Glass Company, Limited | 2628 |
46 |
| Agc, Inc. | 5463 |
29 |
| Hamamatsu Photonics K.K. | 4654 |
17 |
| Mitsuboshi Diamond Industrial Co., Ltd. | 148 |
17 |
| SCHOTT AG | 1738 |
15 |
| Hoya Corporation | 2720 |
12 |
| Nitto Denko Corporation | 8516 |
10 |
| DONGWOO FINE-CHEM Co., Ltd. | 1423 |
9 |
| Corning Laser Technologies GmbH | 8 |
7 |
| Siltectra GmbH | 90 |
7 |
| 4JET Microtech GmbH | 53 |
7 |
| IHI Corporation | 3530 |
6 |
| Saint-Gobain Glass France | 3241 |
6 |
| Corning Precision Materials Co., Ltd. | 211 |
5 |
| Rofin-Sinar Technologies LLC | 21 |
5 |
| Samsung Display Co., Ltd. | 38470 |
4 |
| Sage Electrochromics, Inc. | 258 |
4 |
| TRUMPF Laser- und Systemtechnik GmbH | 524 |
4 |
| Other owners | 126 |