- 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 25/04 - Pattern deposit, e.g. by using masks
Patent holdings for IPC class C30B 25/04
Total number of patents in this class: 243
10-year publication summary
|
14
|
10
|
26
|
22
|
19
|
13
|
25
|
26
|
24
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 12735 |
14 |
| The United States of America as represented by the Secretary of the Air Force | 754 |
13 |
| Freiberger Compound Materials GmbH | 61 |
7 |
| The Regents of the University of California | 18943 |
6 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
6 |
| Samsung Electronics Co., Ltd. | 131630 |
5 |
| Sumitomo Electric Industries, Ltd. | 14131 |
5 |
| Applied Materials, Inc. | 16587 |
5 |
| Enkris Semiconductor, Inc. | 310 |
5 |
| Flosfia Inc. | 210 |
5 |
| Samsung Display Co., Ltd. | 30585 |
4 |
| International Business Machines Corporation | 60644 |
4 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
4 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
4 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
4 |
| Microsoft Technology Licensing, LLC | 51439 |
4 |
| Tsinghua University | 5426 |
4 |
| OSRAM OLED GmbH | 1841 |
4 |
| Yale University | 2204 |
4 |
| SLT Technologies, Inc. | 115 |
4 |
| Other owners | 132 |