Patent holdings for IPC class H02J 3/14

Total number of patents in this class: 3597

10-year publication summary

311
302
306
289
290
233
221
237
247
214
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Causam Enterprises, Inc.
126
96
Panasonic Intellectual Property Management Co., Ltd.
32504
83
Siemens AG
24333
75
Mitsubishi Electric Corporation
46973
64
Kyocera Corporation
14091
60
NEC Corporation
36282
50
Daikin Industries, Ltd.
10174
39
Lutron Technology Company LLC
2610
39
Strong Force TX Portfolio 2018, LLC
152
38
Eaton Intelligent Power Limited
6056
37
Hitachi, Ltd.
15712
33
LG Electronics Inc.
73825
31
ABB Schweiz AG
7201
31
Enel X North America, Inc.
127
31
Samsung Electronics Co., Ltd.
149198
29
International Business Machines Corporation
61747
29
Enphase Energy, Inc.
609
29
Google LLC
43134
26
Battelle Memorial Institute
2513
23
Lancium, LLC
100
21
Other owners 2733