- 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 5/12 - Melting in furnacesFurnaces so far as specially adapted for glass manufacture in shaft furnaces
Patent holdings for IPC class C03B 5/12
Total number of patents in this class: 75
10-year publication summary
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8
|
3
|
4
|
3
|
3
|
3
|
3
|
4
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rockwool A/S | 791 |
25 |
| ROCKWOOL International A/S | 305 |
16 |
| Knauf Insulation | 50 |
10 |
| Knauf Insulation SPRL | 174 |
7 |
| Beteiligungen Sorg GmbH & Co. KG | 47 |
2 |
| Knauf Insulation, Inc. | 185 |
2 |
| Saint-Gobain Isover | 641 |
2 |
| Knauf Insulation Gmbh | 25 |
2 |
| Knauf Insulation doo Skofja Loka | 2 |
2 |
| Deutsche Rockwool Mineralwoll GmbH & Co. OHG | 22 |
1 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3994 |
1 |
| Owens-Brockway Glass Container Inc. | 766 |
1 |
| Ato Andoh | 1 |
1 |
| Billion Sung Hoon Zorh | 1 |
1 |
| Nam Sook Chough | 1 |
1 |
| Obshchestvo S Ogranichennoy Otvetstvennostyu "air Liquide" | 1 |
1 |
| Other owners | 0 |