Patent holdings for IPC class H02J 13/00

Total number of patents in this class: 7799

10-year publication summary

607
646
648
668
672
704
621
593
532
42
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Kyocera Corporation
13344
217
Hitachi, Ltd.
15226
208
Panasonic Intellectual Property Management Co., Ltd.
29733
207
Siemens AG
24565
186
Mitsubishi Electric Corporation
44851
172
NEC Corporation
34413
160
Eaton Intelligent Power Limited
6300
77
Panasonic Corporation
20315
72
Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation
6235
72
Hitachi Energy Ltd.
2232
65
Honda Motor Co., Ltd.
24866
64
Lutron Technology Company LLC
2424
63
ABB Schweiz AG
6632
62
Causam Enterprises, Inc.
122
61
AT&T Intellectual Property I, L.P.
9337
60
Sony Corporation
31541
59
Schweitzer Engineering Laboratories, Inc.
920
59
LG Electronics Inc.
71039
56
State Grid Corporation of China
1347
52
Schneider Electric USA, Inc.
1267
51
Other owners 5776