- 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 19/00 - Liquid-phase epitaxial-layer growth
Patent holdings for IPC class C30B 19/00
Total number of patents in this class: 83
10-year publication summary
|
8
|
7
|
1
|
5
|
0
|
1
|
2
|
3
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 4794 |
4 |
| Sumitomo Electric Industries, Ltd. | 14990 |
3 |
| Hon Hai Precision Industry Co., Ltd. | 4043 |
3 |
| Toyoda Gosei Co., Ltd. | 1744 |
3 |
| Tsinghua University | 5708 |
3 |
| Mitsubishi Chemical Corporation | 4453 |
3 |
| Seoul Semiconductor Co., Ltd. | 1069 |
3 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13080 |
3 |
| Toyota Jidosha Kabushiki Kaisha | 924 |
3 |
| The Regents of the University of California | 19544 |
2 |
| Mitsubishi Rayon Co., Ltd. | 944 |
2 |
| American Superconductor Corporation | 158 |
2 |
| IMEC | 302 |
2 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
2 |
| Osaka University | 3301 |
2 |
| Quest Integrity USA, LLC | 50 |
2 |
| Solar-Tectic LLC | 24 |
2 |
| Sharp Kabushiki Kaisha | 18855 |
2 |
| Toyota Motor Corporation | 30499 |
1 |
| Hitachi Chemical Company, Ltd. | 2386 |
1 |
| Other owners | 35 |