- 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 35/20 - Transporting hot glass sheets by gripping tongs or supporting frames
Patent holdings for IPC class C03B 35/20
Total number of patents in this class: 124
10-year publication summary
|
15
|
11
|
23
|
14
|
9
|
10
|
7
|
5
|
3
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10257 |
32 |
| Saint-Gobain Glass France | 3757 |
27 |
| Glasstech, Inc. | 123 |
17 |
| Nippon Electric Glass Co., Ltd. | 2455 |
8 |
| PPG Industries Ohio, Inc. | 3460 |
7 |
| Saint-Gobain Sekurit France | 114 |
3 |
| Samsung Electronics Co., Ltd. | 145864 |
2 |
| Samsung Display Co., Ltd. | 34641 |
2 |
| Applied Materials, Inc. | 18589 |
2 |
| Nidec Sankyo Corporation | 1081 |
2 |
| Sehyang Industrial Co., Ltd. | 3 |
2 |
| Tera Autotech Corporation | 7 |
2 |
| Aglass Co., Ltd | 4 |
2 |
| LG Electronics Inc. | 72962 |
1 |
| LG Chem, Ltd. | 17620 |
1 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8478 |
1 |
| Asahi Glass Company, Limited | 2792 |
1 |
| Corning Precision Materials Co., Ltd. | 209 |
1 |
| Grenzebach Maschinenbau GmbH | 174 |
1 |
| JELD-WEN, inc. | 267 |
1 |
| Other owners | 9 |