- 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 23/07 - Re-forming tubes or rods by blowing, e.g. for making electric bulbs
Patent holdings for IPC class C03B 23/07
Total number of patents in this class: 22
10-year publication summary
|
5
|
4
|
3
|
0
|
1
|
2
|
3
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Heraeus Quarzglas GmbH & Co. KG | 409 |
7 |
| Corning Incorporated | 10240 |
2 |
| Heraeus Quartz America LLC | 7 |
2 |
| Western New England University | 41 |
2 |
| Endress + Hauser Conducta GmbH + Co. KG | 339 |
1 |
| Flyion GmbH | 2 |
1 |
| Glasstech, Inc. | 123 |
1 |
| Pacific Vial Mfg. Inc. | 8 |
1 |
| SCHOTT AG | 1706 |
1 |
| University of Southampton | 441 |
1 |
| Maxell Holdings, Ltd. | 1327 |
1 |
| Maxell, Ltd. | 2767 |
1 |
| Heraeus Quartz North America LLC | 26 |
1 |
| Other owners | 0 |