- 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 23/207 - Uniting glass rods, glass tubes, or hollow glassware
Patent holdings for IPC class C03B 23/207
Total number of patents in this class: 58
10-year publication summary
|
3
|
5
|
8
|
5
|
1
|
5
|
3
|
3
|
8
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corning Incorporated | 10350 |
9 |
| Heraeus Quarzglas GmbH & Co. KG | 412 |
5 |
| Sumitomo Electric Industries, Ltd. | 15928 |
3 |
| ASML Netherlands B.V. | 7641 |
3 |
| University of Southampton | 445 |
3 |
| Dr. Laure Plasmatechnologie GmbH | 7 |
2 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1823 |
2 |
| SCHOTT AG | 1718 |
2 |
| VitaJuwel GmbH | 32 |
2 |
| Nexus Company Inc. | 5 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5838 |
1 |
| Hoya Corporation | 2753 |
1 |
| OSRAM GmbH | 2345 |
1 |
| Airbus Defence and Space GmbH | 869 |
1 |
| Arizona Board of Regents for and on behalf of Arizona State University | 396 |
1 |
| Bormioli Luigi S.p.A. | 132 |
1 |
| C. en Ltd. | 2 |
1 |
| Ceravision Limited | 42 |
1 |
| Corning Optical Communications LLC | 1293 |
1 |
| Heraeus Quartz America LLC | 7 |
1 |
| Other owners | 15 |