Patent holdings for IPC class C09G 1/02

Total number of patents in this class: 2221

10-year publication summary

157
160
187
210
200
192
191
195
191
27
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Fujimi Incorporated
771
332
CMC Materials LLC
246
125
Anji Microelectronics (Shanghai) Co., Ltd.
154
108
Versum Materials US, LLC
661
101
Resonac Corporation
3143
101
FUJIFILM Electronic Materials U.S.A., Inc.
341
77
BASF SE
21131
73
Taiwan Semiconductor Manufacturing Company, Ltd.
46877
58
Entegris, Inc.
1958
57
DuPont Electronic Materials Holding, Inc.
206
51
Anji Microelectronics Technology (Shanghai) Co., Ltd.
58
41
Cabot Microelectronics Corporation
182
40
JSR Corporation
2556
35
K.C. Tech Co., Ltd.
92
35
Saint-Gobain Ceramics & Plastics, Inc.
807
35
Samsung Electronics Co., Ltd.
152534
27
Rhodia Operations
1537
27
BASF (China) Co., Ltd.
868
27
FUJIFILM Corporation
30137
25
Shin-Etsu Chemical Co., Ltd.
5893
25
Other owners 821