- 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 33/06 - Joining of crystals
Patent holdings for IPC class C30B 33/06
Total number of patents in this class: 347
10-year publication summary
|
31
|
30
|
24
|
20
|
28
|
16
|
16
|
31
|
17
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Soitec | 1103 |
29 |
| Sumitomo Electric Industries, Ltd. | 16355 |
22 |
| Shin-Etsu Chemical Co., Ltd. | 6109 |
21 |
| Disco Corporation | 1956 |
14 |
| NGK Insulators, Ltd. | 5239 |
11 |
| Mitsubishi Chemical Corporation | 4723 |
11 |
| Siltectra GmbH | 90 |
10 |
| QROMIS, Inc. | 97 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11124 |
7 |
| National Institute of Advanced Industrial Science and Technology | 3794 |
6 |
| Shin-Etsu Handotai Co., Ltd. | 1306 |
6 |
| SLT Technologies, Inc. | 129 |
6 |
| Meishan Boya Advanced Materials Co., Ltd. | 92 |
6 |
| Resonac Corporation | 3546 |
6 |
| Apple Inc. | 58885 |
5 |
| Element Six Technologies Limited | 207 |
5 |
| The 13th Research Institute of China Electronics Technology Group Corporation | 135 |
4 |
| CUSIC Inc. | 16 |
4 |
| Crystal IS, Inc. | 121 |
3 |
| HRL Laboratories, LLC | 1628 |
3 |
| Other owners | 160 |