Patent holdings for IPC class H01B 1/04

Total number of patents in this class: 1462

10-year publication summary

155
141
131
91
92
48
61
46
54
36
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Carbon Technology Holdings, LLC
233
41
Samsung Electronics Co., Ltd.
157719
36
The Boeing Company
20160
31
Hon Hai Precision Industry Co., Ltd.
4022
28
Tsinghua University
6211
28
Global Graphene Group, Inc.
248
27
The Furukawa Electric Co., Ltd.
3694
26
Sumitomo Chemical Company, Limited
9016
18
LG Chem, Ltd.
17921
15
Robert Bosch GmbH
44160
15
Zeon Corporation
4147
15
The Regents of the University of California
20745
13
Resonac Corporation
3530
12
Toray Industries, Inc.
7113
11
Nano-C, Inc.
71
11
LG Energy Solution, Ltd.
18906
11
Massachusetts Institute of Technology
10251
10
National Institute of Advanced Industrial Science and Technology
3794
10
Battelle Memorial Institute
2604
9
Northwestern University
3543
9
Other owners 1086