- 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 28/04 - Production of homogeneous polycrystalline material with defined structure from liquids
Patent holdings for IPC class C30B 28/04
Total number of patents in this class: 43
10-year publication summary
|
4
|
3
|
3
|
2
|
2
|
4
|
2
|
3
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 4955 |
7 |
| Seoul Semiconductor Co., Ltd. | 1082 |
3 |
| Cubicpv Inc. | 122 |
3 |
| Corning Incorporated | 10259 |
2 |
| Dowa Metaltech Co., Ltd. | 164 |
2 |
| Matrix Sensors, Inc. | 21 |
2 |
| Suzhou Shinhao Materials LLC | 14 |
2 |
| FUJIFILM Corporation | 29367 |
1 |
| GM Global Technology Operations LLC | 15042 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 31375 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10923 |
1 |
| Agency for Science, Technology and Research | 3620 |
1 |
| The 13th Research Institute of China Electronics Technology Group Corporation | 125 |
1 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1243 |
1 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1212 |
1 |
| IMRA Europe SAS | 27 |
1 |
| Samsung Research America, Inc. | 30 |
1 |
| Sixpoint Materials, Inc. | 60 |
1 |
| Soltrium Advanced Materials Technology, Ltd Shenzhen | 26 |
1 |
| Sumco Corporation | 1115 |
1 |
| Other owners | 9 |