- 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 23/00 - Single-crystal growth by condensing evaporated or sublimed materials
Patent holdings for IPC class C30B 23/00
Total number of patents in this class: 535
10-year publication summary
29
|
26
|
26
|
20
|
34
|
38
|
46
|
38
|
27
|
16
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Crystal IS, Inc. | 122 |
39 |
Resonac Corporation | 2233 |
29 |
Sumitomo Electric Industries, Ltd. | 14131 |
21 |
Cree, Inc. | 1157 |
18 |
LG Innotek Co., Ltd. | 6758 |
17 |
Denso Corporation | 23338 |
13 |
Zadient Technologies SAS | 25 |
13 |
Sicc Co.,Ltd | 31 |
12 |
Senic Inc. | 40 |
12 |
II-VI Advanced Materials, LLC | 39 |
10 |
GTAT Corporation | 114 |
9 |
SiCrystal GmbH | 32 |
9 |
Meishan Boya Advanced Materials Co., Ltd. | 58 |
8 |
Applied Materials, Inc. | 16587 |
7 |
Globalwafers Co., Ltd. | 561 |
7 |
Showa Denko K.K. | 2539 |
5 |
Dow Corning Corporation | 1072 |
5 |
II-VI Incorporated | 48 |
5 |
Kromek Limited | 104 |
5 |
Sixpoint Materials, Inc. | 58 |
5 |
Other owners | 286 |