Patent holdings for IPC class H02J 3/14

Total number of patents in this class: 3649

10-year publication summary

302
306
290
290
233
221
237
247
224
37
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Causam Enterprises, Inc.
128
98
Panasonic Intellectual Property Management Co., Ltd.
32983
88
Siemens AG
24278
77
Mitsubishi Electric Corporation
47352
64
Kyocera Corporation
14186
60
NEC Corporation
36448
50
Daikin Industries, Ltd.
10212
39
Eaton Intelligent Power Limited
6109
39
Lutron Technology Company LLC
2666
39
Strong Force TX Portfolio 2018, LLC
153
38
Hitachi, Ltd.
15800
33
LG Electronics Inc.
74388
31
ABB Schweiz AG
7313
31
Enel X North America, Inc.
126
31
International Business Machines Corporation
61929
30
Samsung Electronics Co., Ltd.
151485
29
Enphase Energy, Inc.
618
28
Google LLC
43436
26
Battelle Memorial Institute
2535
23
Toyota Motor Corporation
33951
22
Other owners 2773