Patent holdings for IPC class H02J 3/14

Total number of patents in this class: 3482

10-year publication summary

317
317
318
300
296
250
231
245
244
110
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Causam Enterprises, Inc.
124
94
Panasonic Intellectual Property Management Co., Ltd.
30967
78
Siemens AG
24561
74
Mitsubishi Electric Corporation
45811
62
Kyocera Corporation
13689
59
NEC Corporation
35351
50
Lutron Technology Company LLC
2532
37
Eaton Intelligent Power Limited
5955
36
Strong Force TX Portfolio 2018, LLC
148
36
Daikin Industries, Ltd.
9957
35
Hitachi, Ltd.
15434
33
LG Electronics Inc.
72473
31
Enel X North America, Inc.
126
30
Samsung Electronics Co., Ltd.
144143
29
Enphase Energy, Inc.
599
29
International Business Machines Corporation
61023
28
ABB Schweiz AG
6887
28
Google LLC
41828
25
Battelle Memorial Institute
2471
23
Hitachi Energy Ltd.
2180
21
Other owners 2644