- 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 13/24 - Heating of the molten zone by irradiation or electric discharge using electromagnetic waves
Patent holdings for IPC class C30B 13/24
Total number of patents in this class: 75
10-year publication summary
|
7
|
12
|
11
|
4
|
10
|
3
|
4
|
3
|
3
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Trustees of Columbia University in the City of New York | 3440 |
5 |
| General Electric Company | 18133 |
4 |
| National Taiwan University | 1140 |
4 |
| North Carolina State University | 1492 |
4 |
| Siemens AG | 24990 |
3 |
| Applied Materials, Inc. | 16587 |
3 |
| Crystal Systems Corporation | 16 |
3 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
3 |
| Samsung Display Co., Ltd. | 30585 |
2 |
| Raytheon Company | 8535 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
2 |
| National Institute of Advanced Industrial Science and Technology | 3677 |
2 |
| Georgia Tech Research Corporation | 2453 |
2 |
| HRL Laboratories, LLC | 1588 |
2 |
| Rayton Solar Inc. | 7 |
2 |
| Tamura Corporation | 350 |
2 |
| Scidre Scientific Instruments Dresden GmbH | 2 |
2 |
| Rtx Corporation | 8674 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| The Regents of the University of California | 18943 |
1 |
| Other owners | 24 |