- 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 19/02 - Liquid-phase epitaxial-layer growth using molten solvents, e.g. flux
Patent holdings for IPC class C30B 19/02
Total number of patents in this class: 170
10-year publication summary
|
16
|
16
|
11
|
4
|
4
|
9
|
11
|
5
|
6
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 5223 |
58 |
| Toyoda Gosei Co., Ltd. | 1845 |
14 |
| Osaka University | 3289 |
13 |
| Sumitomo Electric Industries, Ltd. | 16191 |
8 |
| Panasonic Corporation | 19386 |
7 |
| Toyota Motor Corporation | 34999 |
6 |
| ITOCHU Plastics Inc. | 12 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3599 |
4 |
| Tohoku University | 2936 |
4 |
| The University of Osaka | 140 |
4 |
| Centre National de La Recherche Scientifique | 10914 |
3 |
| Namiki Seimitsu Houseki Kabushiki Kaisha | 136 |
3 |
| National Institute for Materials Science | 1085 |
3 |
| TDK Corporation | 6821 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 33812 |
2 |
| Sumitomo Chemical Company, Limited | 9015 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5997 |
2 |
| DIC Corporation | 3924 |
2 |
| Nissin Electric Co., Ltd. | 263 |
2 |
| Panasonic Holdings Corporation | 1811 |
2 |
| Other owners | 25 |