- 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 23/043 - Heating devices specially adapted for re-forming tubes or rods in general, e.g. burners
Patent holdings for IPC class C03B 23/043
Total number of patents in this class: 48
10-year publication summary
|
4
|
2
|
5
|
5
|
0
|
5
|
10
|
5
|
9
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10139 |
20 |
| Heraeus Quarzglas GmbH & Co. KG | 408 |
6 |
| R.Y.L. Inc. | 45 |
4 |
| Nippon Electric Glass Co., Ltd. | 2401 |
3 |
| Nipro Corporation | 1021 |
2 |
| SCHOTT AG | 1676 |
2 |
| SCHOTT Pharma AG & Co. KGaA | 107 |
2 |
| SCHOTT Pharma Schweiz AG | 92 |
2 |
| Sumitomo Electric Industries, Ltd. | 14990 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5455 |
1 |
| Endress + Hauser Conducta GmbH + Co. KG | 318 |
1 |
| Stevanato Group SpA | 70 |
1 |
| Sutter Instrument Company | 18 |
1 |
| Jungwoo Lighting Co.,Ltd | 1 |
1 |
| Kunshan Beiming New Material Technology Co., Ltd. | 7 |
1 |
| Other owners | 0 |