Patent holdings for IPC class C30B 15/02

Total number of patents in this class: 202

10-year publication summary

11
12
15
16
8
11
16
21
21
3
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Globalwafers Co., Ltd.
621
21
Corner Star Limited
95
17
Sumco Corporation
1122
13
Meishan Boya Advanced Materials Co., Ltd.
70
13
Shin-Etsu Handotai Co., Ltd.
1289
11
Siltronic AG
412
11
The 13th Research Institute of China Electronics Technology Group Corporation
124
9
SK Siltron Co., Ltd.
159
9
Hanwha Solutions Corporation
725
9
TCL Zhonghuan Renewable Energy Technology Co., Ltd.
117
7
Sumco TECHXIV Corporation
104
5
Shin-Etsu Chemical Co., Ltd.
5460
4
MEMC Electronic Materials SpA
19
4
SunEdison, Inc.
35
4
LONGi Green Energy Technology Co., Ltd.
241
4
Infineon Technologies AG
8138
3
Siemens Medical Solutions USA, Inc.
1521
3
Tokuyama Corporation
1347
3
DAEVAC International Co., Ltd.
3
3
Toyota Motor Corporation
30540
2
Other owners 47