- 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 29/22 - Complex oxides
Patent holdings for IPC class C30B 29/22
Total number of patents in this class: 507
10-year publication summary
|
44
|
41
|
25
|
34
|
41
|
34
|
33
|
33
|
52
|
35
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Meishan Boya Advanced Materials Co., Ltd. | 80 |
18 |
| Shin-Etsu Chemical Co., Ltd. | 5598 |
14 |
| National Institute of Advanced Industrial Science and Technology | 3784 |
14 |
| LG Chem, Ltd. | 17561 |
12 |
| Panasonic Intellectual Property Management Co., Ltd. | 30967 |
12 |
| The Xinjiang Technical Institute of Physics & Chemistry, Chinese Academy of Sciences | 30 |
11 |
| Semiconductor Energy Laboratory Co., Ltd. | 11358 |
10 |
| Sumitomo Metal Mining Co., Ltd. | 1760 |
10 |
| Soitec | 991 |
9 |
| Fuji Electric Co., Ltd. | 5106 |
8 |
| Fujian Institute of Research on The Structure of Matter, Chinese Academy of Sciences | 104 |
7 |
| Powdertech Co., Ltd. | 136 |
7 |
| Shanghai Institute of Ceramics, Chinese Academy of Sciences | 157 |
6 |
| Sumitomo Electric Industries, Ltd. | 15344 |
5 |
| Flosfia Inc. | 231 |
5 |
| Tohoku University | 2755 |
5 |
| Toyo Kohan Co., Ltd. | 415 |
5 |
| KLA Corporation | 1512 |
5 |
| 6K Inc | 148 |
5 |
| Panasonic Corporation | 20173 |
4 |
| Other owners | 335 |