Patent holdings for IPC class H01B 1/20

Total number of patents in this class: 919

10-year publication summary

57
70
76
47
67
39
44
32
30
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nitto Denko Corporation
8470
28
Hitachi Chemical Company, Ltd.
2267
23
Murata Manufacturing Co., Ltd.
25552
21
Dexerials Corporation
1998
21
FUJIFILM Corporation
30277
15
LG Chem, Ltd.
17840
13
Toray Industries, Inc.
7045
12
Sekisui Chemical Co., Ltd.
3582
12
Sumitomo Metal Mining Co., Ltd.
1935
12
Samsung Electronics Co., Ltd.
154120
9
The Boeing Company
20094
9
Samsung SDI Co., Ltd.
9902
9
Idemitsu Kosan Co., Ltd.
4219
9
Shoei Chemical Inc.
331
9
Panasonic Intellectual Property Management Co., Ltd.
33602
8
Dow Global Technologies LLC
10798
8
Mitsubishi Materials Corporation
2465
8
Shin-Etsu Polymer Co., Ltd.
459
8
Dowa Electronics Materials Co., Ltd.
636
7
Kukdo Chemical Co., Ltd.
84
7
Other owners 671