Patent holdings for IPC class C07C 211/54

Total number of patents in this class: 799

10-year publication summary

45
50
100
60
52
49
51
75
88
11
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
LG Chem, Ltd.
17205
87
Merck Patent GmbH
5909
64
Idemitsu Kosan Co., Ltd.
3995
63
Hodogaya Chemical Co., Ltd.
417
60
Samsung Display Co., Ltd.
30585
57
Duk San Neolux Co., Ltd.
512
45
Shaanxi Lighte Optoelectronics Material Co., Ltd.
190
35
SFC Co., Ltd.
277
25
Semiconductor Energy Laboratory Co., Ltd.
10902
23
Nissan Chemical Industries, Ltd.
1822
19
E. I. du Pont de Nemours and Company
4345
16
Kyocera Document Solutions Inc.
5295
15
LT Materials Co., Ltd.
312
9
Mitsubishi Chemical Corporation
4313
7
Sumitomo Chemical Company, Limited
8808
6
Mitsubishi Rayon Co., Ltd.
1003
6
Material Science Co., Ltd.
28
6
Samsung Electronics Co., Ltd.
131630
5
FUJIFILM Corporation
27102
5
Eastman Chemical Company
2239
5
Other owners 241