- 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 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: 148
10-year publication summary
|
13
|
21
|
16
|
16
|
11
|
4
|
4
|
9
|
9
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| NGK Insulators, Ltd. | 4589 |
54 |
| Osaka University | 3143 |
12 |
| Panasonic Corporation | 20786 |
7 |
| Toyoda Gosei Co., Ltd. | 1746 |
7 |
| Toyota Motor Corporation | 28582 |
6 |
| Sumitomo Electric Industries, Ltd. | 14131 |
5 |
| ITOCHU Plastics Inc. | 12 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
4 |
| Centre National de La Recherche Scientifique | 9632 |
3 |
| Sumitomo Chemical Company, Limited | 8808 |
3 |
| Namiki Seimitsu Houseki Kabushiki Kaisha | 171 |
3 |
| Tohoku University | 2526 |
3 |
| TDK Corporation | 6306 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
2 |
| National Institute for Materials Science | 1108 |
2 |
| LG Chem, Ltd. | 17205 |
1 |
| Matsushita Electric Industrial Co., Ltd. | 4724 |
1 |
| Mitsubishi Electric Corporation | 43934 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
| Other owners | 25 |