Patent holdings for IPC class H01B 1/20

Total number of patents in this class: 917

10-year publication summary

57
70
76
47
67
40
45
32
30
8
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nitto Denko Corporation
8536
28
Hitachi Chemical Company, Ltd.
2241
22
Murata Manufacturing Co., Ltd.
25744
21
Dexerials Corporation
2005
21
FUJIFILM Corporation
30514
15
LG Chem, Ltd.
17921
13
Toray Industries, Inc.
7113
12
Sekisui Chemical Co., Ltd.
3614
12
Sumitomo Metal Mining Co., Ltd.
1974
11
Samsung Electronics Co., Ltd.
157719
9
The Boeing Company
20160
9
Samsung SDI Co., Ltd.
10589
9
Idemitsu Kosan Co., Ltd.
4235
9
Shoei Chemical Inc.
332
9
Panasonic Intellectual Property Management Co., Ltd.
33997
8
Dow Global Technologies LLC
10944
8
Mitsubishi Materials Corporation
2472
8
Shin-Etsu Polymer Co., Ltd.
453
8
Dowa Electronics Materials Co., Ltd.
635
7
Kukdo Chemical Co., Ltd.
85
7
Other owners 671