- 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 23/24 - Making hollow glass sheets or bricks
Patent holdings for IPC class C03B 23/24
Total number of patents in this class: 149
10-year publication summary
|
9
|
13
|
13
|
12
|
7
|
3
|
4
|
19
|
7
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Luoyang Landglass Technology Co., Ltd | 92 |
22 |
| Luxwall, Inc. | 115 |
22 |
| Corning Incorporated | 10413 |
13 |
| Apple Inc. | 57718 |
10 |
| Guardian Glass, LLC | 564 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 33248 |
6 |
| Icesun Vacuum Glass Ltd. | 8 |
6 |
| Nippon Electric Glass Co., Ltd. | 2513 |
5 |
| LG Electronics Inc. | 74757 |
3 |
| Hamamatsu Photonics K.K. | 4591 |
3 |
| PolyPlus Battery Company | 98 |
3 |
| VKR Holding A/S | 575 |
3 |
| Zibo Environmental Protection Technology Co., Ltd. | 83 |
3 |
| Schott Primoceler Oy | 17 |
3 |
| Beijing Synergy Vacuum Glazing Technology Co., Ltd | 4 |
2 |
| Guardian Industries Corp. | 308 |
2 |
| JELD-WEN, inc. | 280 |
2 |
| Qingdao Hengda Glass Technology Co. Ltd. | 2 |
2 |
| Qingdao Zhongteng Zhiyuan Vacuum Glass Technology Development Co., Ltd. | 3 |
2 |
| Hitachi, Ltd. | 15869 |
1 |
| Other owners | 27 |