- 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 18/16 - Construction of the float tankUse of material for the float tankCoating or protection of the tank wall
Patent holdings for IPC class C03B 18/16
Total number of patents in this class: 45
10-year publication summary
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Asahi Glass Company, Limited | 2799 |
15 |
| LG Chem, Ltd. | 17598 |
11 |
| Corning Incorporated | 10252 |
4 |
| Agc, Inc. | 4816 |
3 |
| Harbisonwalker International, Inc. | 199 |
2 |
| Pilkington Group Limited | 775 |
2 |
| Central Glass Company, Limited | 1262 |
1 |
| China Triumph International Engineering Co., Ltd. | 78 |
1 |
| Fives Stein | 105 |
1 |
| Merkle International, Inc. | 15 |
1 |
| Saint-Gobain Glass France | 3762 |
1 |
| SCHOTT AG | 1716 |
1 |
| Vidrio Plano de Mexico, S.A. de C.V. | 41 |
1 |
| Beijing Quandao Technology Co., Ltd. | 1 |
1 |
| Other owners | 0 |