Patent holdings for IPC class H02J 3/14

Total number of patents in this class: 3249

10-year publication summary

268
317
317
317
300
294
250
221
232
75
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Causam Enterprises, Inc.
121
90
Siemens AG
24990
79
Panasonic Intellectual Property Management Co., Ltd.
27812
76
Kyocera Corporation
12735
57
Mitsubishi Electric Corporation
43934
56
NEC Corporation
32703
50
Strong Force TX Portfolio 2018, LLC
145
39
Eaton Intelligent Power Limited
6113
37
Lutron Technology Company LLC
2300
35
Daikin Industries, Ltd.
9495
34
LG Electronics Inc.
69257
32
Enel X North America, Inc.
125
31
Samsung Electronics Co., Ltd.
131630
29
Hitachi, Ltd.
16452
29
International Business Machines Corporation
60644
27
Enphase Energy, Inc.
554
27
Battelle Memorial Institute
2356
24
ABB Schweiz AG
6321
24
Google LLC
38759
24
Sony Corporation
32931
20
Other owners 2429