- 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 25/04 - Pattern deposit, e.g. by using masks
Patent holdings for IPC class C30B 25/04
Total number of patents in this class: 269
10-year publication summary
|
10
|
26
|
22
|
19
|
13
|
25
|
26
|
26
|
22
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 13799 |
22 |
| The United States of America as represented by the Secretary of the Air Force | 843 |
14 |
| Freiberger Compound Materials GmbH | 58 |
7 |
| The Regents of the University of California | 19918 |
6 |
| Applied Materials, Inc. | 18621 |
6 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10923 |
6 |
| Samsung Electronics Co., Ltd. | 146092 |
5 |
| Seagate Technology LLC | 3966 |
5 |
| Enkris Semiconductor, Inc. | 383 |
5 |
| Flosfia Inc. | 232 |
5 |
| SLT Technologies, Inc. | 129 |
5 |
| International Business Machines Corporation | 61228 |
4 |
| Sumitomo Electric Industries, Ltd. | 15483 |
4 |
| Hon Hai Precision Industry Co., Ltd. | 4033 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42704 |
4 |
| Shin-Etsu Chemical Co., Ltd. | 5658 |
4 |
| Microsoft Technology Licensing, LLC | 53720 |
4 |
| Tsinghua University | 5922 |
4 |
| OSRAM OLED GmbH | 1778 |
4 |
| Yale University | 2378 |
4 |
| Other owners | 147 |