Patent holdings for IPC class C07C 211/54

Total number of patents in this class: 825

10-year publication summary

49
100
60
54
49
51
75
88
44
18
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
LG Chem, Ltd.
17641
96
Samsung Display Co., Ltd.
34984
63
Merck Patent GmbH
5812
61
Idemitsu Kosan Co., Ltd.
4227
61
Hodogaya Chemical Co., Ltd.
436
61
Duk San Neolux Co., Ltd.
655
47
Shaanxi Lighte Optoelectronics Material Co., Ltd.
263
42
SFC Co., Ltd.
321
25
Semiconductor Energy Laboratory Co., Ltd.
11448
23
Nissan Chemical Industries, Ltd.
1709
17
E. I. du Pont de Nemours and Company
4041
16
Kyocera Document Solutions Inc.
5654
15
LT Materials Co., Ltd.
408
10
Sumitomo Chemical Company, Limited
9047
6
Mitsubishi Chemical Corporation
4526
6
Material Science Co., Ltd.
39
6
Samsung Electronics Co., Ltd.
147003
5
FUJIFILM Corporation
29458
5
Mitsubishi Rayon Co., Ltd.
906
5
Eastman Chemical Company
2216
5
Other owners 250