- 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 13/28 - Controlling or regulating
Patent holdings for IPC class C30B 13/28
Total number of patents in this class: 44
10-year publication summary
|
2
|
8
|
6
|
5
|
3
|
3
|
2
|
4
|
1
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Institute of Advanced Industrial Science and Technology | 3677 |
8 |
| Siltronic AG | 395 |
5 |
| ZHEJIANG JINGSHENG M & e CO., LTD | 16 |
3 |
| Siemens Medical Solutions USA, Inc. | 1584 |
2 |
| Sumco Corporation | 1116 |
2 |
| Tianjin Huanou Semiconductor Material Technology Co., Ltd | 2 |
2 |
| Resonest Corporation | 4 |
2 |
| General Electric Company | 18133 |
1 |
| Varian Semiconductor Equipment Associates, Inc. | 1282 |
1 |
| Massachusetts Institute of Technology | 9795 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
1 |
| Georgia Tech Research Corporation | 2453 |
1 |
| Carnegie Mellon University | 1405 |
1 |
| Crystal Systems Corporation | 16 |
1 |
| CTG Advanced Materials, LLC | 2 |
1 |
| Forschungsverbund Berlin e.V. | 194 |
1 |
| Hellma Materials GmbH & Co. KG | 19 |
1 |
| Korea Basic Science Institute | 310 |
1 |
| Shin-Etsu Handotai Co., Ltd. | 1277 |
1 |
| Soitec | 892 |
1 |
| Other owners | 7 |