Français Register Login

  • 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 25/08 - Reaction chambersSelection of materials therefor

Patent holdings for IPC class C30B 25/08

Total number of patents in this class: 283

10-year publication summary

12
18
11
17
17
31
24
35
38
20
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Applied Materials, Inc.
20363
70
LPE S.p.A.
79
18
ASM IP Holding B.V.
2387
11
Zadient Technologies SAS
38
9
Beijing Naura Microelectronics Equipment Co., Ltd.
736
8
Jusung Engineering Co., Ltd.
491
6
Denso Corporation
25513
5
Aixtron SE
336
5
NuFlare Technology, Inc.
918
5
Siltronic AG
433
5
Sumitomo Electric Industries, Ltd.
16305
4
Sumitomo Chemical Company, Limited
8996
4
Svagos Technik, Inc.
12
4
Panasonic Holdings Corporation
1791
4
Resonac Corporation
3516
4
Samsung Electronics Co., Ltd.
157557
3
Shin-Etsu Chemical Co., Ltd.
6083
3
Crystal IS, Inc.
122
3
Freiberger Compound Materials GmbH
56
3
Globalwafers Co., Ltd.
730
3
Other owners 106

  • ipowner home
  • ipqwery home
  • contact us
  • privacy policy
  • terms and conditions
© 2026 IPQwery All rights reserved