- All sections
- C - Chemistry; metallurgy
- C30B - Single-crystal growth; unidirectional solidification of eutectic material or unidirectional demixing of eutectoid material; refining by zone-melting of material; production of a homogeneous polycrystalline material with defined structure; single crystals or homogeneous polycrystalline material with defined structure; after-treatment of single crystals or a homogeneous polycrystalline material with defined structure; apparatus 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: 31
10-year publication summary
4
|
4
|
2
|
6
|
0
|
4
|
2
|
1
|
1
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Siltronic AG | 395 |
12 |
ZHEJIANG JINGSHENG M & e CO., LTD | 16 |
4 |
Sumco Corporation | 1116 |
3 |
Raytheon Company | 8535 |
2 |
PV Silicon Forschungs und Produktions GmbH | 4 |
2 |
Sun Xing Chemical & Metallurgical Materials (Shenzhen) Co., Ltd. | 8 |
2 |
Forschungsverbund Berlin e.V. | 194 |
1 |
LPE S.p.A. | 65 |
1 |
The Board of Regents of the University of Texas System | 2043 |
1 |
Novel Crystal Technology, Inc. | 56 |
1 |
Luo Yang Jinnuo Jixie Gongcheng Youxian Company | 1 |
1 |
Zakrytoe Akсionernoe Obschestvo "valensija" | 1 |
1 |
Other owners | 0 |