- 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 25/12 - Substrate holders or susceptors
Patent holdings for IPC class C30B 25/12
Total number of patents in this class: 425
10-year publication summary
33
|
39
|
35
|
34
|
32
|
35
|
29
|
46
|
44
|
17
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Applied Materials, Inc. | 16587 |
53 |
Sumco Corporation | 1116 |
27 |
Siltronic AG | 395 |
21 |
Aixtron SE | 288 |
17 |
LPE S.p.A. | 65 |
16 |
Globalwafers Co., Ltd. | 561 |
15 |
NuFlare Technology, Inc. | 770 |
14 |
Resonac Corporation | 2233 |
12 |
Cree, Inc. | 1157 |
10 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
8 |
ASM IP Holding B.V. | 1715 |
8 |
Samsung Electronics Co., Ltd. | 131630 |
7 |
Plasmability, LLC | 25 |
6 |
Shin-Etsu Handotai Co., Ltd. | 1277 |
6 |
Veeco Instruments Inc. | 332 |
6 |
Svagos Technik, Inc. | 12 |
6 |
Denso Corporation | 23338 |
5 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
5 |
Enkris Semiconductor, Inc. | 310 |
5 |
Sumitomo Electric Industries, Ltd. | 14131 |
4 |
Other owners | 174 |