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  • 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 25/12 - Substrate holders or susceptors

Patent holdings for IPC class C30B 25/12

Total number of patents in this class: 533

10-year publication summary

35
34
32
35
29
46
48
71
60
24
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Applied Materials, Inc.
20112
107
Sumco Corporation
1114
26
Siltronic AG
431
24
LPE S.p.A.
78
22
Aixtron SE
330
17
Globalwafers Co., Ltd.
724
17
NuFlare Technology, Inc.
907
16
ASM IP Holding B.V.
2301
14
Resonac Corporation
3256
13
Taiwan Semiconductor Manufacturing Company, Ltd.
47602
12
Denso Corporation
25283
9
Shin-Etsu Chemical Co., Ltd.
5976
8
Veeco Instruments Inc.
332
8
Samsung Electronics Co., Ltd.
154751
7
Plasmability, LLC
20
7
Shin-Etsu Handotai Co., Ltd.
1304
7
Svagos Technik, Inc.
12
6
Toyota Motor Corporation
34877
5
Sumitomo Electric Industries, Ltd.
16145
5
Enkris Semiconductor, Inc.
402
5
Other owners 198

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