- 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 25/14 - Feed and outlet means for the gasesModifying the flow of the reactive gases
Patent holdings for IPC class C30B 25/14
Total number of patents in this class: 636
10-year publication summary
|
46
|
42
|
28
|
36
|
30
|
64
|
48
|
70
|
56
|
21
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Applied Materials, Inc. | 19863 |
116 |
| NuFlare Technology, Inc. | 906 |
23 |
| Aixtron SE | 327 |
18 |
| ASM IP Holding B.V. | 2251 |
14 |
| Sumitomo Electric Industries, Ltd. | 16017 |
13 |
| Denso Corporation | 25074 |
11 |
| Soitec | 1057 |
11 |
| Resonac Corporation | 3143 |
11 |
| Picosun Oy | 153 |
10 |
| Zadient Technologies SAS | 37 |
10 |
| Tokuyama Corporation | 1451 |
9 |
| Beijing Naura Microelectronics Equipment Co., Ltd. | 670 |
9 |
| Samsung Electronics Co., Ltd. | 152534 |
8 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 46877 |
8 |
| Panasonic Holdings Corporation | 1796 |
8 |
| Globalwafers Co., Ltd. | 719 |
7 |
| National University Corporation Tokyo University of Agriculture and Technology | 336 |
7 |
| Siltronic AG | 427 |
7 |
| Edwards Semiconductor Solutions LLC | 16 |
7 |
| Toyota Motor Corporation | 34214 |
6 |
| Other owners | 323 |