- All sections
- C - Chemistrymetallurgy
- C30B - Single-crystal growthunidirectional solidification of eutectic material or unidirectional demixing of eutectoid materialrefining by zone-melting of materialproduction of a homogeneous polycrystalline material with defined structuresingle crystals or homogeneous polycrystalline material with defined structureafter-treatment of single crystals or a homogeneous polycrystalline material with defined structureapparatus therefor
- C30B 13/20 - Heating of the molten zone by induction, e.g. hot wire technique
Patent holdings for IPC class C30B 13/20
Total number of patents in this class: 36
10-year publication summary
|
2
|
6
|
0
|
4
|
2
|
1
|
2
|
2
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siltronic AG | 431 |
13 |
| ZHEJIANG JINGSHENG M & e CO., LTD | 27 |
4 |
| Sumco Corporation | 1114 |
3 |
| Raytheon Company | 8467 |
2 |
| PV Silicon Forschungs und Produktions GmbH | 4 |
2 |
| Tohoku University | 2936 |
2 |
| Sun Xing Chemical & Metallurgical Materials (Shenzhen) Co., Ltd. | 8 |
2 |
| Novel Crystal Technology, Inc. | 64 |
2 |
| C & a Corporation | 20 |
2 |
| Forschungsverbund Berlin e.V. | 191 |
1 |
| LPE S.p.A. | 78 |
1 |
| Luo Yang Jinnuo Jixie Gongcheng Youxian Company | 1 |
1 |
| Zakrytoe Akсionernoe Obschestvo "valensija" | 1 |
1 |
| Other owners | 0 |