Patent holdings for IPC class C07C 211/54

Total number of patents in this class: 837

10-year publication summary

49
100
60
55
49
52
76
88
44
39
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
LG Chem, Ltd.
17704
96
Samsung Display Co., Ltd.
36582
68
Merck Patent GmbH
5733
62
Hodogaya Chemical Co., Ltd.
435
61
Idemitsu Kosan Co., Ltd.
4221
58
Shaanxi Lighte Optoelectronics Material Co., Ltd.
299
48
Duk San Neolux Co., Ltd.
670
47
SFC Co., Ltd.
325
25
Semiconductor Energy Laboratory Co., Ltd.
11555
23
Nissan Chemical Industries, Ltd.
1696
17
E. I. du Pont de Nemours and Company
3829
16
Kyocera Document Solutions Inc.
5855
15
LT Materials Co., Ltd.
414
10
Material Science Co., Ltd.
42
7
Sumitomo Chemical Company, Limited
9098
6
Mitsubishi Chemical Corporation
4610
6
Samsung Electronics Co., Ltd.
149582
5
Konica Minolta, Inc.
8922
5
Mitsubishi Rayon Co., Ltd.
891
5
Eastman Chemical Company
2103
5
Other owners 252