- 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 5/04 - Melting in furnacesFurnaces so far as specially adapted for glass manufacture in tank furnaces
Patent holdings for IPC class C03B 5/04
Total number of patents in this class: 118
10-year publication summary
|
11
|
9
|
10
|
14
|
11
|
5
|
1
|
5
|
10
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Johns Manville | 954 |
20 |
| AGC Glass Europe | 1127 |
13 |
| Corning Incorporated | 10246 |
11 |
| Asahi Glass Company, Limited | 2802 |
7 |
| Owens-Brockway Glass Container Inc. | 760 |
7 |
| Saint-Gobain Glass France | 3766 |
7 |
| Saint-Gobain Isover | 633 |
7 |
| Beteiligungen Sorg GmbH & Co. KG | 47 |
6 |
| Fives Stein | 105 |
4 |
| Jushi Group Co., Ltd. | 121 |
4 |
| SCHOTT AG | 1716 |
4 |
| Engie | 188 |
3 |
| Gibraltar Business Capital, LLC | 10 |
3 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3956 |
2 |
| Land Instruments International Limited | 22 |
2 |
| Praxair Technology, Inc. | 1309 |
2 |
| Compania Vidriera, S.A. de C.V. | 2 |
1 |
| Glass Strand Inc. | 1 |
1 |
| Messer Austria GmbH | 24 |
1 |
| Nihon Yamamura Glass Co., Ltd. | 136 |
1 |
| Other owners | 12 |