Patent holdings for IPC class C09K 19/32

Total number of patents in this class: 1013

10-year publication summary

92
94
75
61
33
21
20
23
22
11
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
DIC Corporation
3962
178
Merck Patent GmbH
5728
177
JNC Corporation
1548
140
JNC Petrochemical Corporation
329
134
Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd.
205
58
Jiangsu Hecheng Display Technology Co., Ltd.
193
43
FUJIFILM Corporation
30514
31
Ticona LLC
604
18
Samsung Display Co., Ltd.
38627
14
LG Chem, Ltd.
17921
13
Chisso Petrochemical Corporation
53
13
Boe Technology Group Co., Ltd.
44029
10
Chisso Corporation
51
7
Zeon Corporation
4147
7
Sumitomo Chemical Company, Limited
9016
6
Crysoptix KK
33
6
Shijiazhuang Chengzhi Yonghua Display Materials Co., Ltd.
47
6
Rolic Technologies AG
51
5
BASF SE
21303
4
Sharp Corporation
10545
4
Other owners 139